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Driven by the growing demand for lightweight products in new energy vehicles, high-end consumer electronics and intelligent equipment in 2026, the global die-casting industry chain is advancing rapidly toward high precision, high efficiency, multi-scenario adaptability and intelligence. As core equipment for casting production, various forming molds have accelerated technological iteration. A full range of upgraded equipment including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, Patterns for Molding Line and Core Boxes has achieved technological upgrading and scenario expansion, thoroughly solving the industry pain points of traditional forming processes such as insufficient precision, high loss and weak adaptability, and helping the die-casting manufacturing industry achieve dual breakthroughs in quality improvement, efficiency enhancement, low carbon and environmental protection.   As the most widely used basic equipment in the die-casting industry, Die Casting Die has embraced micron-level precision innovation. With the popularization of integrated die-casting technology, the industry has put forward stringent requirements on mold tolerance, service life and stability. Leading manufacturing enterprises have optimized mold materials and upgraded mold flow simulation systems, reducing the mold fitting tolerance to the 0.02mm level and extending the mold service life to over one million cycles. Fully adaptable to the high-speed mass production of lightweight materials such as aluminum alloy and magnesium alloy, these molds are widely applied in core fields including automotive structural parts, 5G communication accessories and smart home components, serving as a core pillar for high-end die-casting production.   Gravity Die Casting Mold has completed technological optimization and upgrading for the production of large, thick-walled castings with high compactness requirements. Compared with traditional molds, the upgraded gravity die casting mold adopts self-optimized gating and cooling system designs, which effectively eliminate casting defects such as porosity, shrinkage porosity and deformation. It requires no complicated post-processing procedures, significantly cutting production costs and shortening production cycles. Featuring stable forming, low consumption and high adaptability, such molds are ideal for the mass production of heavy-duty components such as automotive chassis parts and large mechanical castings, filling the market gap in low-cost mass production of medium and large-sized precision castings.   In the field of lightweight metal forming, Hot Stamping Die has become a key driver for industrial upgrading. As new energy vehicles have soaring demands for lightweight and high-strength vehicle bodies, hot stamping has become a mainstream process for forming ultra-high-strength steel and lightweight alloys. The newly upgraded hot stamping die integrates intelligent temperature control and precise pressing systems, enabling rapid forming and accurate shaping of high-temperature plates. It effectively improves the strength and dimensional accuracy of workpieces and solves the problems of cracking and rebound deformation common in traditional stamping processes. Currently, it has been widely used in the production of core safety components for new energy vehicles, including car doors, roofs and anti-collision beams.   Low-Pressure Die Casting Mold continues to expand its market share in the precision thin-walled casting sector that requires extremely high air tightness and safety. Adopting a low-pressure, uniform and steady filling process, the optimized special molds minimize the oxidation of molten metal and ensure uniform internal structure and smooth surface finish of castings. These molds are widely used in the production of high-end products such as automotive wheel hubs, engine housings and precision hydraulic parts, fully meeting the stringent standards for air tightness and stability of castings in high-end equipment manufacturing.   The supporting upgrade of Patterns for Molding Line and Core Boxes has become a key link in the quality improvement and intelligent transformation of entire casting production lines. As the core tooling of automated molding production lines, patterns for molding line feature optimized structure and modular design, adapting to high-speed cyclic operation of automated assembly lines. They effectively improve the efficiency and consistency of sand molding and avoid dimensional deviations caused by manual operation. Custom core boxes are precisely designed to meet the molding needs of various castings with complex inner cavities, enabling rapid fabrication of high-precision and structurally uniform sand cores. They work efficiently with various die-casting and molding molds to greatly enhance the forming accuracy and yield of complex castings. The complete set of upgraded equipment realizes full-process standardized operations for casting production, covering sand molding, sand core forming and die casting.   Industry experts state that the core competition focus of the die-casting mold industry in 2026 has shifted from single mold precision competition to comprehensive strength competition featuring full-category mold coordination, multi-process integration and intelligent adaptation. From general Die Casting Die to scenario-specific Gravity Die Casting Mold and Low-Pressure Die Casting Mold, lightweight forming-dedicated Hot Stamping Die, as well as production line supporting Patterns for Molding Line and Core Boxes, the technological iteration of the full range of mold equipment has built a full-scenario forming system covering high, medium and low-end products as well as simple and complex castings.   In the future, with the continuous application of AI mold flow simulation, intelligent temperature control and new wear-resistant mold materials, various forming molds will further achieve long-service-life, low-energy-consumption and zero-defect mass production. They will continuously empower downstream industries such as new energy, high-end equipment and precision manufacturing, promoting the in-depth transformation of the global casting and die-casting industry toward high-end, intelligent and green development.

In 2026, the rapid iteration of downstream industries including new energy vehicles, high-end 3C electronics and intelligent equipment has continuously driven the in-depth transformation of the die casting mold industry toward precision, integration and high efficiency. With the explosive growth of demand for lightweight manufacturing and continuous breakthroughs in various forming mold technologies, core forming equipment such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, Patterns for Molding Line and Core Boxes have become crucial guarantees for stabilizing casting quality, improving production efficiency and reducing manufacturing costs, helping the die casting industry build a full-chain intelligent production system.   As the core basic equipment of the die casting industry, Die Casting Die has achieved leapfrog technological upgrades in recent years. Currently, the industry has fully entered the era of micron-level precision manufacturing. High-end die casting dies can stably control the tolerance accuracy within ±0.02mm and serve a service life of over one million strokes, perfectly adapting to the forming needs of lightweight alloy materials such as aluminum alloy and magnesium alloy. They are widely applied in core fields including automotive structural parts, precision electronic components and new energy energy-storage parts. Supported by innovative technologies such as digital simulation, intelligent temperature control and high-vacuum sealing, advanced die casting dies effectively solve common industrial defects including porosity, deformation and insufficient strength of castings, greatly improving the yield of finished products. They serve as a core support for the popularization of integrated die casting technology and conform to the high-end and refined development trend of the die casting industry in 2026.   To meet the differentiated production needs of diverse forming processes, various segmented mold categories are continuously optimized and upgraded to accurately match versatile manufacturing scenarios. Among them, Gravity Die Casting Mold features stable structure and uniform forming, making it suitable for large and thick-walled castings. It dominates the production of medium and thick-walled castings such as automotive brackets, mechanical valve bodies and large hardware accessories. With continuously improved process maturity and production stability, it can meet the standardized production requirements of mass-produced castings with high toughness. In contrast, Low-Pressure Die Casting Mold adopts a low-pressure and low-speed forming process with smooth mold filling and minimal gas entrapment. It is specially designed for high-quality and high-compactness castings including new energy vehicle wheel hubs, precision shells and aerospace lightweight parts. It effectively reduces internal defects of castings, enhances the fatigue resistance of products, and fully complies with the stringent quality standards of high-end manufacturing.   In the integrated metal forming production system, Hot Stamping Die enables efficient linkage between die casting and hot forming processes, serving as key equipment for the forming of high-strength alloy components. This type of mold is applicable to the rapid stamping and forming of high-temperature alloy plates, meeting the forming requirements for high strength and high hardness. It can realize the integrated forming of thin-walled high-strength components with complex curved surfaces, and is widely used in key fields such as automotive safety structural parts and rail transit accessories. It effectively compensates for the shortcomings of traditional die casting processes in the manufacturing of high-strength components and improves the process matrix of the high-precision metal forming industry.   An intelligent and standardized die casting production line relies heavily on the accurate support of auxiliary equipment. Patterns for Molding Line and Core Boxes, as core supporting components of production lines, are the fundamental guarantee for consistent mass production. Patterns for Molding Line support rapid positioning, precise assembly and modular replacement of various main molds, greatly shortening the mold change cycle, improving the flexible production capacity of production lines, and solving industrial pain points such as long mold development cycles and difficult multi-process coordination. As special equipment for forming the inner cavities of castings, Core Boxes are optimized in structure and upgraded with wear-resistant processes. They can accurately replicate various complex inner cavity structures, ensure uniform dimensional accuracy and regular forming of casting inner cavities, comprehensively improve the forming precision of special-shaped castings, and provide solid support for the mass production of full-category castings.   Industry data shows that the domestic die casting market scale has exceeded 120 billion yuan in 2025. Driven by the implementation of new national standards and lightweight manufacturing policies in 2026, the market demand for high-end molds continues to rise. Industry experts state that the die casting mold industry will further focus on three core development directions: multi-process integration, intelligent iteration and green energy conservation. It will promote the collaborative upgrading of mainstream mold types including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold, as well as supporting equipment such as Patterns for Molding Line and Core Boxes, so as to build a full-chain precision forming system. With the deepening of industrial chain collaborative innovation, domestic high-end molds will accelerate the substitution of imported products, boosting the high-end, intelligent and international development of China’s die casting manufacturing industry.

Recently, the domestic precision mold manufacturing industry has witnessed a boom in technological innovation and production capacity upgrading. Various high-end forming molds and casting tooling have been continuously optimized and iterated. Core mold categories including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold have achieved multiple breakthroughs in process accuracy, service life and adaptability. Supported by the matching system of Patterns for Molding Line and Core Boxes, these molds comprehensively facilitate the high-efficiency, high-precision and low-cost large-scale production in automotive, new energy, precision machinery, aviation parts and other fields, driving the domestic metal forming manufacturing industry toward high-end, refined and intelligent development.   As the core carrier of metal forming processes, the Die Casting Die serves as the key equipment for die casting production. Featuring high strength, excellent heat resistance and superior wear resistance, it is applicable to the high-pressure forming processing of various non-ferrous metals such as aluminum alloy, zinc alloy and magnesium alloy. It can stably produce precision parts with complex structures, accurate dimensions and smooth surfaces, making it an indispensable core mold type in the modern die casting industry. With the continuous upgrading of downstream high-end manufacturing demands, the accuracy shortcomings of traditional die casting dies have become prominent. Industry enterprises have continuously optimized the mold runner, cooling system and exhaust structure, effectively solving common casting quality defects including porosity, shrinkage porosity and deformation, and greatly improving product qualification rate and production stability.   In the segmented metal forming tracks, Gravity Die Casting Mold and Low-Pressure Die Casting Mold occupy the core market for the production of medium and large-sized, high-strength castings with their differentiated process advantages. The Gravity Die Casting Mold adopts the gravity natural filling principle, featuring a simple structure, low operation and maintenance cost and high reusability. The molten metal fills the mold steadily, which effectively avoids turbulence and gas entrapment. The finished castings boast dense internal structure and stable mechanical properties, and are widely used in the mass production of medium and large-sized parts such as mechanical shells, hardware accessories and automotive brackets. In contrast, the Low-Pressure Die Casting Mold adopts a low-pressure uniform filling process with controllable and balanced pressure, resulting in fewer forming defects, better toughness and higher accuracy of finished products. It is suitable for the production of high-quality castings including new energy vehicle shells and precision instrument accessories, fully meeting the stringent standards of high-end manufacturing for lightweight and high-reliability parts.   In addition to the iterative upgrading of die casting molds, the Hot Stamping Die, as the core tooling for metal hot forming, has also completed technological optimization and upgrading. Adapted to the high-temperature stamping and forming process of metal sheets, it realizes one-time forming of high-strength steel and aluminum alloy sheets through precise temperature control and high-strength mold structure design. It effectively improves the forming accuracy and structural strength of metal sheets, and is widely applied in the processing of automotive body structural parts and high-strength engineering machinery parts. It makes up for the shortcomings of traditional cold stamping technology which cannot form complex high-strength components, enriching the process system of metal forming.   A complete precision forming production line relies on the coordination and empowerment of supporting tooling, among which Patterns for Molding Line and Core Boxes are key supporting facilities that ensure standardized and refined mold production. As dedicated mold models for forming lines, Patterns for Molding Line provide standardized forming benchmarks for various die casting and stamping molds, unify production line process parameters, and realize rapid mold assembly, precise positioning and batch replication. They effectively improve the adaptability and universality of production lines, reduce mold change and commissioning costs, and greatly enhance production circulation efficiency. Core Boxes are mainly used for the standardized manufacturing of sand cores and mud cores in casting processes. The accuracy of core boxes directly determines the forming precision of the inner cavity structure of castings. They can accurately match the forming requirements of various die casting molds and gravity casting molds, solve the industry pain points of high difficulty and large dimensional deviation in forming castings with complex inner cavities, and fully guarantee the overall forming quality of castings.   Industry experts stated that current manufacturing competition is increasingly focused on the competition of core precision mold technologies. The full-category mold system covering die casting, hot stamping and casting forming serves as a core support for the manufacturing industry to improve quality and efficiency. The iterative upgrading of this full-series mold technology realizes the in-depth adaptation of mainstream molds including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold with supporting tooling of Patterns for Molding Line and Core Boxes, building a full-process precision forming solution covering multiple processes and scenarios. In the future, mold manufacturing enterprises will continue to deepen process research and development, combine intelligent production technologies, continuously optimize mold accuracy, service life and adaptability, and lay a solid foundation for the high-quality development of core industries such as high-end equipment manufacturing, new energy and automotive industry.

A leading national high-end precision mold and component manufacturer and industrial champion in China’s manufacturing sector, Ningbo Heli Technology Co., Ltd. continues to consolidate its market advantages in new energy vehicle (NEV) lightweighting and precision manufacturing. As China’s first listed company focused on die-casting, foundry, and hot stamping molds, the enterprise integrates independent R&D, intelligent production and full-scenario product solutions, covering core products such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, supporting customized production of Patterns for Molding Line and Core Boxes, and serving global mainstream automotive and commercial vehicle brands.   Boasting total assets exceeding RMB 2 billion and annual revenue of RMB 1 billion, Heli Technology has built three core business segments: Mold, Aluminum Alloy Components, and Commercial Vehicle Braking Systems, forming a complete industrial chain layout from high-precision mold development and lightweight component manufacturing to commercial vehicle core braking parts supply. Its production and R&D bases located in Ningbo Xiangshan and Nanjing lay a solid foundation for large-scale, high-precision and intelligent manufacturing.   The company’s Mold Division stands out as China’s largest production base for casting molds, specializing in the R&D and manufacturing of a full range of precision mold products. Its core product matrix includes high-performance Die Casting Die for high-pressure die-casting processes, durable Gravity Die Casting Mold tailored for gravity casting production, stable Low-Pressure Die Casting Mold adapted to low-pressure casting scenarios, and high-precision Hot Stamping Die for automotive body hot stamping forming. Meanwhile, the division supports the design and production of professional Patterns for Molding Line and customized Core Boxes, fully meeting the differentiated and high-precision production needs of automotive lightweight parts.   Backed by strong production and R&D capabilities, the Mold Division achieves an annual output of over 700 sets of various precision molds, with 25% of products exported overseas. It is capable of manufacturing super-large molds matching 9000T clamping force and ultra-heavy molds weighing more than 150 tons. The company has assembled a professional R&D team of over 80 experts including professors and PhDs, and carries out in-depth industry-university cooperation with top institutions such as Shanghai Jiao Tong University to iterate and upgrade lightweight manufacturing technologies. With annual R&D investment of RMB 20 million and more than 30 authorized patents, Heli Technology maintains continuous technological innovation momentum. Equipped with 75 high-end precision processing equipment from DMG MORI and GROB, as well as a 3,500-square-meter constant-temperature precision workshop, the company adopts digital PLM/MES management systems to realize full-process precise control of mold production, winning long-term strategic supplier qualifications from global industry giants including NEMAK, MAGNA and KPSNC. Its molds are widely applied in mass-produced vehicles of BMW, Mercedes-Benz, Volvo, BYD and other well-known brands.   Complementary to the mold business, the Aluminum Alloy Components Division relies on multi-process precision casting technologies including high-pressure, low-pressure, gravity die-casting and 3D printing to produce complex and high-performance aluminum lightweight parts. Focusing on NEV powertrain and body structural components, the division’s core products cover motor housings, battery trays, shock towers and subframes. It has independently developed proprietary heat-treatment-free aluminum alloy materials represented by patented HL-111 high-elongation alloy and HL-211 high-thermal-conductivity alloy, breaking through material performance bottlenecks in lightweight manufacturing. The production base is equipped with 25 advanced die-casting units ranging from 400T to 4400T imported from Bühler and Italpresse, as well as automated low-pressure, gravity casting lines and intelligent machining centers, ensuring high-efficiency and high-quality mass production of aluminum components.   The Commercial Vehicle Braking Systems Division, a recognized National "Little Giant" Enterprise of China, focuses on the R&D and production of commercial vehicle braking system parts and industrial components. Its main products include automatic slack adjusters (ASA), air disc brakes (ADB) and air brake chambers, which are supplied to mainstream OEMs such as BYD, Yutong and King Long. In terms of technological layout, the division has established in-depth strategic cooperation with Japan’s Nabtesco to jointly develop and manufacture new energy functional parts represented by electric air compressors (EAC). Furthermore, the two parties are deeply involved in the R&D and iteration of the world’s first heavy-duty commercial vehicle L5-level autonomous driving steer-by-wire (SBW) system, leading the technological upgrading of commercial vehicle intelligent driving.   In terms of quality management and system certification, Heli Technology has obtained authoritative certifications including IATF 16949, ISO 14001 and ISO 45001, and owns a CNAS-certified professional laboratory, realizing standardized and normalized quality control throughout R&D, production and testing. Looking ahead, the company will continue to focus on mega casting technology, automotive lightweighting and sustainable manufacturing, further empowering the high-quality development of the global new energy automobile industry with full-chain mold and component innovation capabilities.   About Ningbo Heli Technology Co., Ltd.Ningbo Heli Technology Co., Ltd. is a national high-end precision mold and component manufacturing champion enterprise. Specializing in the R&D and production of die-casting, foundry and hot stamping molds, automotive lightweight aluminum components and commercial vehicle braking systems, the company provides reliable, high-efficiency and customized lightweight solution services for global new energy and traditional automotive industries.

Against the backdrop of accelerated transformation of the global manufacturing industry toward lightweight, precision and efficient development, die-casting forming technology, as a core manufacturing process for high-end parts and components, is widely applied in new energy vehicles, aerospace, smart home appliances, precision hardware and other key fields. The technological innovation and iteration of various professional mold equipment have become a core driving force for industrial quality and efficiency improvement. Recently, domestic mold manufacturers have continued to deepen R&D and technological innovation, realizing process upgrades for a full range of mold products including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold. Meanwhile, they have optimized the supporting systems of Patterns for Molding Line and Core Boxes, comprehensively improving the precision, efficiency and stability of die-casting forming and facilitating the high-end upgrading of the industrial chain.   As the core basic equipment of the die-casting industry, theDie Casting Die serves as a key carrier for metal melt forming. Its precision, wear resistance and heat dissipation performance directly determine the quality of finished castings. Adopting new material applications and intelligent processing technologies, the new-generation die casting dies are manufactured with high-hardness special mold steel and integrated precision processing technology. They effectively solve the industrial pain points of traditional molds such as easy wear, deformation and short service life. Capable of high-speed forming production of various alloys including aluminum, zinc and magnesium alloys, these molds meet the stringent production standards for high-end products such as new energy vehicle structural parts and precision electronic accessories, greatly reducing enterprises’ production costs and improving mass production stability.   To meet the differentiated production needs of diverse scenarios, enterprises have completed technological optimization of various special molds. Among them, the Gravity Die Casting Mold is specialized in the production of large-scale, thick-walled and high-strength castings. Based on the gravity natural pouring forming principle, it optimizes the mold runner and exhaust structure, effectively reducing defects such as pores and shrinkage porosity in castings, and significantly improving the compactness and mechanical properties of large industrial parts. It is widely used in the manufacturing of construction machinery and large auto parts. In contrast, the Low-Pressure Die Casting Mold focuses on the production of thin-walled, high-precision and lightweight castings. Leveraging the technological advantages of stable low-pressure filling and exclusive mold structure design, it delivers a more stable forming process and higher finished product qualification rate. It is perfectly suitable for the production of new energy vehicle wheel hubs, power battery shells, aerospace precision lightweight parts, aligning with the mainstream lightweight development trend of the modern manufacturing industry.   In the field of precision forming and surface modification, technological breakthroughs of Hot Stamping Die have provided brand-new support for the forming of high-end parts and components. Adapted to metal hot stamping forming processes, these molds realize integrated operations of precise temperature control and high-pressure shaping, enabling precision forming of high-strength steel plates and lightweight alloy plates. The formed products feature high strength, accurate dimensions and excellent surface flatness, which are widely applied in the finish machining of automobile body structural parts, high-end hardware decorative parts and precision instrument accessories. They effectively make up for the shortcomings of traditional die-casting processes in the forming of high-strength plates.   The efficient operation of the entire die-casting production line relies on the collaborative empowerment of the supporting tooling system. As the core basis for standardized and modular layout of production lines, Patterns for Molding Line enable enterprises to optimize model parameters and unify forming standards, realizing adaptive compatibility of multiple types of molds. This allows the production line to quickly switch production tasks of different specifications and processes, greatly enhancing the flexible production capacity and adapting to the current market demand for multi-variety, small-batch and customized production. Meanwhile, the upgraded supporting Core Boxes are structurally optimized for the internal cavity forming needs of castings, which accurately match the core assembly requirements of various die casting dies. They effectively improve the dimensional accuracy and forming regularity of casting internal cavities, and thoroughly solve the industrial difficulties of high forming difficulty and numerous defects in complex internal cavity castings.   Industry data shows that the global die-casting mold market scale continues to grow steadily. With the accelerated upgrading of high-end manufacturing industries, the market demand for high-precision, long-service-life and intelligent die-casting molds keeps rising. Industry experts state that the die-casting mold industry will continue to focus on new material R&D, process optimization and complete equipment upgrading in the future. It will promote the high-end iteration of core products including Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die andLow-Pressure Die Casting Mold, and continuously optimize the standardized system of Patterns for Molding Line and the supporting processes of Core Boxes. This will drive the in-depth upgrading of the die-casting forming industry toward precision, intelligence and green development, and build a solid core equipment foundation for the development of the global high-end manufacturing industry.

Against the backdrop of increasing demands for efficiency, precision, and lightweight solutions in industrial manufacturing, core toolings such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, Patterns for Molding Line, and Core Boxes have become key enablers for product quality and production efficiency. Recently, several leading mold and tooling manufacturers announced integrated production line solutions combining the above technologies, drawing widespread industry attention.With the rapidly growing demand for new energy vehicles, aerospace components, and complex mechanical parts, precision forming technologies are undergoing a new wave of transformation. On a newly unveiled smart production line by a top industry player, Die Casting Die has achieved breakthroughs in thin-walled aluminum and magnesium alloy parts, thanks to its excellent dimensional stability and high cycle efficiency. Meanwhile, Gravity Die Casting Mold remains irreplaceable in the production of medium-to-large structural castings due to its smooth metal filling and low porosity characteristics.   To meet the forming requirements of ultra-high-strength steel sheets, Hot Stamping Die technology—through in-die quenching—significantly improves tensile strength while suppressing springback deformation, making it the standard for automotive body safety structures. For complex castings such as wheel hubs and pump bodies, Low-Pressure Die Casting Mold combines low-pressure filling with high-pressure solidification to achieve dense microstructures and near-net shape results.   In batch production on molding lines, Patterns for Molding Line—as the core patterns for sand casting—work alongside high-precision Core Boxes to rapidly generate complex internal cavities and flow channels, greatly reducing cycle times and scrap rates. According to a plant manager, the newly introduced fully automated molding line integrates these patterns, molds, and core boxes, enabling flexible changeovers across multiple product types and small batches, increasing overall efficiency by more than 30%.Experts suggest that in the future, die and mold manufacturers will increasingly focus on multi-process synergy, tooling standardization, and intelligent process monitoring. From Die Casting Die to Core Boxes, each type of tooling will further unlock its manufacturing potential, supported by digital simulation and high-precision machining technologies. It is foreseeable that companies mastering these key molds, patterns, and core boxes will hold a central competitive advantage in the upcoming restructuring of global supply chains.Conclusion:From high-pressure die casting to gravity casting, from hot stamping to low-pressure die casting, and to the fine coordination of patterns for molding lines and core boxes, modern manufacturing is moving toward a more efficient and greener future through the deep integration of these precision toolings. Continued attention to technological advancements in this field will bring new innovation opportunities across the upstream and downstream of the industry chain.

In 2026, the global die casting manufacturing industry is undergoing in-depth reforms toward lightweighting, precision and high efficiency. The explosive growth of downstream industries including new energy vehicles, high-end equipment and smart electronics has continuously driven up market demand for high-end molds. With the rapid breakthroughs in domestic mold manufacturing technology, various forming mold products continue to iterate. Core mold categories such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, Patterns for Molding Line and Core Boxes have achieved comprehensive upgrades, becoming core driving forces for quality and efficiency improvement as well as accelerated domestic substitution in the die casting industrial chain.   As the core basic equipment of the die casting industry, the Die Casting Die serves as the key carrier for the forming of various metal castings. Its precision, strength and service life directly determine the quality and production yield of castings. Currently, the industry is stepping out of the traditional extensive manufacturing mode and advancing toward integrated large-scale design, high precision and long service life. It adapts to the diversified production needs of integrated die-cast parts for new energy vehicles, precision electronic structural parts and industrial equipment accessories. As a core R&D and mass-production product of mold enterprises, it has driven a substantial year-on-year growth in the industry’s output value in the first quarter, hitting a new high in growth rate in recent years.   Segmented die casting molds have been precisely optimized to adapt to casting production scenarios with different materials and processes. Among them, theGravity Die Casting Mold features stable structure, uniform forming and outstanding cost performance. It is widely used in the production of large-scale conventional aluminum alloy and zinc alloy castings and plays a vital role in the manufacturing of construction machinery and general mechanical parts. In contrast, the Low-Pressure Die Casting Mold adopts a low-pressure and slow forming process, delivering castings with fewer pores and higher toughness. It perfectly meets the production requirements of high-precision load-bearing castings such as new energy vehicle wheel hubs and housings, effectively solving the industry pain point of insufficient compactness in high-end castings and greatly improving the qualification rate of premium cast products.   In addition to core die casting molds, supporting forming molds have also completed technological innovation. The Hot Stamping Die is dedicated to high-temperature metal sheet forming processes. With excellent high-temperature resistance, high rigidity and high forming precision, it is suitable for stamping and forming of high-strength steel and aluminum alloy sheets for automotive lightweighting, acting as essential equipment for the production of automotive body structural parts and precision sheet metal parts, and fully aligning with the lightweight upgrading trend of the manufacturing industry. In standardized and large-scale production of automated production lines, Patterns for Molding Line play a key role in standardized shaping, process replication and batch calibration. They unify mold parameters on production lines, ensure consistent precision of multi-batch products, effectively shorten mold commissioning cycles, reduce production losses, and provide solid standardized support for automated forming production lines.   Meanwhile, the precision upgrade of Core Boxes, the core supporting equipment for the forming of inner casting cavities, has filled the gap in the production of complex castings. For castings with special-shaped structures and hollow cavities, high-precision core boxes can accurately form sand cores and metal cores, perfectly matching the forming processes of various die casting and stamping molds. They solve the problems of high forming difficulty and large dimensional deviation of complex inner cavity castings, greatly expand the application scenarios of mold products, and help enterprises realize the integrated production of diversified and high-precision castings.   Industry experts stated that the core competitiveness of the die casting mold industry in 2026 has shifted from single mold manufacturing to full-category mold supporting and full-scenario process adaptation. A complete mold product system covering general Die Casting Die, process-specialized Gravity Die Casting Mold and Low-Pressure Die Casting Mold, process-supporting Hot Stamping Die, standardized Patterns for Molding Line, and high-precision forming Core Boxes has built a full-process forming system for the die casting industry.   At present, domestic mold enterprises continue to deepen technological research and development, and continuously optimize mold materials, processing techniques and structural designs, achieving improved precision, extended service life and enhanced adaptability for the full range of mold products. As the localization process of high-end molds accelerates, full-category precision molds not only meet the demand for high-end manufacturing in China but also are exported to overseas markets in batches. This enables China’s die casting mold industry to continuously capture more shares in the global high-end market and promotes the steady advancement of the entire die casting manufacturing industry toward intelligence, high-end development and internationalization.

In 2026, the rapid development of global high-end equipment manufacturing, new energy vehicles, precision electronics and other industries has driven the die-casting mold industry to embrace a brand-new development cycle of quality and efficiency improvement. With the explosive growth of manufacturing demands for lightweight, precision and high-efficiency production, the iteration of core forming mold equipment has accelerated. As the core tool for metal forming, Die Casting Die has become a key driver for the high-end and localized upgrading of the industrial chain with its diversified and refined process matrix, empowering the industry to achieve leaps in production capacity and product quality.   At present, die-casting forming processes are increasingly specialized, and professional molds adapted to diverse production scenarios have formed a standardized and serialized system, fully covering core production links such as high and low-pressure casting, hot stamping forming, and assembly line mass production. Among them,Gravity Die Casting Mold features stable structure and uniform forming performance, and is suitable for manufacturing large-scale and thick-walled castings. It is widely applied in the production of auto parts, hardware machinery and engineering machinery components. This type of mold effectively reduces casting defects such as pores and shrinkage porosity, greatly improves the compactness of finished products, and serves as a core mold category for mass production of heavy industrial castings.   In the field of lightweight precision manufacturing, Low-Pressure Die Casting Mold has become the preferred equipment for producing new energy vehicle chassis parts, aluminum alloy shells and precision auto components, thanks to its process characteristics of low pressure, low speed, smooth mold filling and low energy consumption. Compared with traditional die-casting processes, products formed by this mold have higher toughness and better air tightness, fully meeting the stringent requirements of the new energy industry for lightweight, high-strength and high-safety components. Aligning with the current green and low-carbon development trend of the manufacturing industry, it continues to witness a sustained surge in market demand.   Apart from liquid metal die-casting processes, Hot Stamping Die in the solid forming sector is also a core piece of equipment for high-end forming manufacturing. It is mainly used for hot forming processing of high-strength alloy sheets. Through the integrated processes of high-temperature heating, precision stamping and rapid cooling, it manufactures high-strength and high-precision lightweight structural parts. Widely applied in the production of new energy vehicle bodies, aerospace precision components and high-end home appliance structural parts, it effectively solves the industry pain points of difficult forming and insufficient precision of high-strength alloys, filling the market gap in high-end precision forming.   Large-scale and standardized mass production is the core key for the manufacturing industry to reduce costs and increase efficiency. Patterns for Molding Line and Core Boxes jointly build a complete supporting system for mass production. Patterns for Molding Line enable multi-station linkage and automatic continuous production, support rapid mold change and forming of various castings, greatly shorten the production cycle, improve capacity utilization, and perfectly adapt to the assembly line operation mode of modern smart factories. Core Boxes focus on the precise forming of sand cores and inner cavity structures of castings, which can accurately replicate complex inner cavity shapes, ensure the structural integrity and dimensional accuracy of various die-casting and stamping products, and are indispensable core supporting molds for the production of complex special-shaped castings.   Industry data shows that the total output value of China's mold industry achieved a year-on-year increase of 43.5% in the first quarter of 2026. Among them, overseas orders for high-end die-casting and hot stamping molds have grown significantly. Domestic molds are accelerating the substitution of imported products and seizing market shares in the global high-end market. Industry experts point out that current manufacturing competition has shifted from production capacity competition to competition in craftsmanship and mold technology. The full-series forming mold products including Die Casting Die, Gravity Die Casting Mold, Low-Pressure Die Casting Mold, Hot Stamping Die, Patterns for Molding Line and Core Boxes constitute a complete technical system for metal forming manufacturing.   In the future, with the continuous iteration of integrated die-casting, intelligent forming and green manufacturing technologies, various molds will be further upgraded toward high precision, long service life, intelligence and modularization. This will further empower the high-quality development of downstream industries such as new energy, high-end equipment and precision manufacturing, and continuously promote the all-round upgrading of China's mold industry from scale growth to quality, technology and brand advancement.

Driven by the booming development of new energy equipment, intelligent manufacturing and transportation lightweight transformation, the global die casting and metal forming industry is undergoing comprehensive technological upgrading in 2026. Traditional low-precision and high-consumption molding equipment is being phased out, while high-efficiency, high-precision and durable molding tools have become the mainstream of market procurement. A full range of core molding equipment including Die Casting Die, Gravity Die Casting Mold, Low-Pressure Die Casting Mold and Hot Stamping Die has achieved iterative breakthroughs in material formula and structural design. Cooperating with standardizedPatterns for Molding Line and customized Core Boxes, the complete molding solution greatly optimizes product quality and production efficiency for metal component manufacturers.   As the most widely used equipment in the metal casting industry, Die Casting Die determines the overall yield and dimensional accuracy of die-cast products. The latest upgraded die casting dies adopt high-grade heat-resistant alloy materials and precision CNC integrated processing technology, which effectively resist high-temperature impact and metal erosion during rapid filling. Optimized internal cooling runner design shortens the molding cycle significantly, reduces product deformation and surface blemishes, and is widely applicable to mass production of aluminum, magnesium and zinc alloy structural parts for automobiles, electronics and industrial equipment.   For thick-wall, high-density and large-size casting scenarios that require excellent mechanical properties, Gravity Die Casting Mold has outstanding application advantages. Different from high-pressure rapid molding processes, gravity die casting relies on self-weight feeding, which features stable molten metal filling, low internal casting stress and excellent product compactness. The newly optimized gravity die casting molds adopt modular assembly structures, realizing convenient disassembly, maintenance and replacement of vulnerable parts. This effectively cuts down later operation and maintenance costs, and remains the preferred solution for heavy-duty mechanical parts, pipeline accessories and large industrial casting production.   Focusing on high-quality lightweight component manufacturing,Low-Pressure Die Casting Mold has become a key equipment for high-end casting production. With low-pressure, steady-flow and closed filling characteristics, low-pressure die casting molds avoid air entrainment and slag inclusion defects, producing castings with high toughness, good air tightness and excellent ductility. In recent years, upgraded low-pressure die casting molds have been widely used in the mass production of automotive hub assemblies, new energy vehicle battery shells, aerospace precision structural parts and hydraulic system components, meeting the strict quality requirements of high-end equipment for component safety and durability.   In the field of thermoforming of high-strength metal materials, Hot Stamping Die leads the technological innovation of lightweight manufacturing. This type of mold is specially developed for high-temperature stamping and forming of ultra-high-strength steel and aviation-grade aluminum materials. It is equipped with precise rapid cooling systems and high-hardness molding surfaces, which can complete integrated forming of complex thin-wall parts at high temperatures. The finished products feature high strength, light weight and stable structural performance, effectively solving the technical bottlenecks of traditional cold stamping in processing high-strength materials, and are massively adopted in automobile body safety parts and new energy vehicle structural frameworks.   To realize standardized and streamlined batch production, supporting tooling systems are indispensable for modern molding workshops. Patterns for Molding Line serves as the unified benchmark tool for the entire production line, providing accurate molding datum and installation standards for all types of molds. It realizes fast switching and collaborative operation of different process molds on the same production line, greatly improving the flexibility of multi-product mixed-line production and shortening production line debugging and switching cycle.   Meanwhile, Core Boxes, as professional tooling for forming complex inner cavities and special-shaped structures of castings, have achieved precision upgrading in structural design. The optimized core boxes feature precise positioning, high fitting accuracy and strong deformation resistance, which can stably form complex inner cavity structures of castings, effectively avoid core shifting, wall thickness deviation and internal shrinkage defects. They are essential supporting facilities for producing high-precision hollow castings and special-shaped structural parts.   Industry insiders pointed out that the future competition of the die casting industry will focus on comprehensive solutions integrating molds, tooling and process technology. The collaborative application of Die Casting Die, Gravity Die Casting Mold, Low-Pressure Die Casting Mold and Hot Stamping Die, matched with professional Patterns for Molding Line and Core Boxes, will continuously promote the standardization, precision and intelligence of metal molding production, bringing new development opportunities for the global high-end precision manufacturing industry.

In 2026, China’s die-casting mold industry has entered a critical period of high-quality development. Driven by strong market demand from downstream sectors including new energy vehicles, aerospace and high-end equipment, the industry has completely abandoned the single-process competition model and stepped into a new development stage featuringmulti-process collaboration, high-precision customization and intelligent forming. With the continuous iteration of various precision forming molds and production line supporting components, core equipment including Die Casting Die, Gravity Die Casting Mold, Low-Pressure Die Casting Mold and Hot Stamping Die has been fully upgraded. Supported by the matching system of Patterns for Molding Line and Core Boxes, these technologies comprehensively solve the forming challenges of precision castings and help domestic molds seize high-end global market shares.   As the core foundational equipment of the die-casting industry, Die Casting Die is the key factor determining casting precision, surface quality and production stability. With the comprehensive popularization of integrated die-casting technology, the industry has put forward higher requirements for the high-temperature resistance, fatigue resistance and high precision of die casting dies. The new generation of die casting dies integrates intelligent temperature control and stress monitoring technologies, which can effectively solve common industrial pain points such as cracking, deformation and dimensional deviation during the forming of large structural parts. It greatly improves mold service life and mass production stability, and is widely applied in core fields including new energy vehicle body parts, energy storage equipment shells and 5G communication structural components, becoming a core growth track in the mold industry.   Differentiated die-casting mold processes have been accurately implemented to meet the production needs of castings with different materials and working conditions. Among them, the Gravity Die Casting Mold features mature technology, controllable cost and excellent casting compactness. It is continuously applied to the mass production of large and thick aluminum alloy and copper alloy castings, maintaining stable market demand in the manufacturing of construction machinery and general machinery parts. In contrast, the Low-Pressure Die Casting Mold adopts low-pressure and low-speed filling molding, delivering outstanding advantages of zero porosity and high toughness. It is perfectly suitable for the production of high-quality castings such as automobile wheel hubs, precision shells and aerospace lightweight parts, complying with the stringent standards for safety and precision of high-end castings in downstream industries, and its market penetration rate has continued to rise in recent years.   In the field of metal lightweight forming, the Hot Stamping Die has become a core breakthrough for process upgrading. Compared with traditional forming processes, hot stamping dies realize high-precision high-temperature forming of high-strength steel and aluminum alloy thin plates, effectively improving the strength and lightweight level of parts. They fully meet the high-strength and thin-wall production requirements of new energy vehicle chassis parts and body structural parts. Industry data in 2026 shows that overseas orders for high-end hot stamping dies have increased significantly year-on-year. With cost performance and customized services, domestic molds continue to replace imported products with steadily rising localization rates.   A complete forming production line relies on standardized and modular supporting tooling systems, among which Patterns for Molding Line and Core Boxes form the core supporting system for die-casting forming. Patterns for Molding Line enables rapid mold replacement, precise positioning and collaborative adaptation of production line molds, greatly improving the flexible production efficiency for multi-variety and small-batch orders, and helping enterprises quickly respond to customized market demands. As special tooling for casting inner cavity forming, Core Boxes are optimized through precision machining, which effectively ensures accurate inner cavity dimensions and uniform wall thickness of castings, eliminates defects such as shrinkage cavities and core offset, comprehensively improves casting yield, and has become an indispensable supporting equipment for high-end die-casting production lines.   Industry analysts stated that the core competition logic of the die-casting mold industry in 2026 has shifted from "large-scale mass production" to "refined adaptation, intelligent empowerment and full-process support". Various molds are no longer simple production tools, but integrated forming solutions integrating material technology, simulation technology and intelligent control. In the future, with the continuous implementation of green and intelligent manufacturing, Die Casting Dies, Gravity Die Casting Molds, Low-Pressure Die Casting Molds and Hot Stamping Dies will keep iterating. Supported by the systematic matching of Patterns for Molding Line and Core Boxes, they will further promote the high-end, international and intelligent development of China’s die-casting mold industry, and lay a solid industrial foundation for the lightweight manufacturing of high-end equipment.

With the accelerating trends toward new energy vehicles and lightweight construction globally, the die and molding technology sector is experiencing a new wave of innovation. At the 2024 International Advanced Manufacturing Technology Summit, industry experts held in-depth discussions centered on core tooling technologies such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold. The collaborative innovation of these dies and molds is redefining the production efficiency and quality boundaries for critical automotive components including structural parts, chassis systems, and battery housings.   In the field of high-pressure die casting, a new generation of large-scale integrated Die Casting Die has successfully achieved single-shot forming of oversized rear floor assemblies, with locking forces exceeding 12,000 tons, thanks to optimized gating and exhaust systems combined with vacuum-assisted design. Meanwhile, the Gravity Die Casting Mold remains irreplaceable for components requiring high density, such as aluminum subframes and engine mounts, due to its excellent feeding capability and low porosity tendency. For manufacturers of high-strength vehicle body structures, significant breakthroughs have been made in the quench temperature control technology of Hot Stamping Die, consistently achieving tensile strengths exceeding 1,500 MPa in boron steel panels while maintaining springback within 0.3 mm.   Notably, the Low-Pressure Die Casting Mold has experienced explosive growth in the production of new energy battery pack enclosures and wheel hubs. By employing low, stable filling pressure, it substantially reduces turbulent gas entrapment, significantly enhancing the mechanical properties and leak-tightness of castings. At the origin of all these precision forming processes lie the Patterns for Molding Line and Core Boxes, whose precise design and high-efficiency machining are essential. Modern foundries widely adopt 3D-printed sand molds for rapid fabrication of Patterns for Molding Line, while modular Core Boxes systems improve the efficiency of producing sand cores with complex internal cavities by over 50%, reducing mold development lead times by nearly 30%.   Industry analysts point out that over the next five years, suppliers with integrated capabilities in die casting, hot stamping, and multi-process mold design will become core strategic partners for OEMs. The continuous optimization of Gravity Die Casting Mold and Low-Pressure Die Casting Mold for premium lightweight components, together with the digital upgrade of Patterns for Molding Line and Core Boxes, collectively build a full-process competitiveness ranging from blank to finished part, and from molding to core-making.   "Without high-precision Core Boxes, you cannot achieve the sand core accuracy required for complex oil passages and water jackets. Without intelligent Patterns for Molding Line, the flexible production of automated molding lines would be impossible," said the technical director of a renowned mold and die company at the conference. "We are deeply integrating simulation, additive manufacturing, and these traditional tooling processes to provide customers with one-stop lightweight solutions—from Hot Stamping Die to Die Casting Die."   It is foreseeable that with the continued iteration and cross-integration of these die and mold technologies, the automotive manufacturing industry will enter a new era of higher efficiency, greater precision, and lower carbon emissions.

With the surging market demand for new energy vehicles and lightweight structures, advanced casting and forming equipment is becoming a key industry focus. Recently, several leading tooling manufacturers have announced major breakthroughs in Die Casting Die and Hot Stamping Die, offering more efficient solutions for high-volume production of large-scale integrated structural parts.   In the gravity casting segment, Gravity Die Casting Mold continues to maintain an irreplaceable position in complex aluminum castings such as chassis components and engine brackets, thanks to its excellent filling stability and metal density. At the same time, for high-strength and tough structural components, Low-Pressure Die Casting Mold has gained wider adoption in safety-critical parts like wheels and subframes, owing to its superior filling smoothness and feeding efficiency.   To match the high-cycle production of modern fully automatic molding lines, die & mold manufacturers have simultaneously introduced high-precision Patterns for Molding Line and dedicated Core Boxes. These toolings not only allow quick changeovers but also achieve positioning repeatability accuracy of ±0.02mm, while being compatible with multi-variety core production — significantly improving the flexibility and yield of the sand casting process.   Industry experts point out that from high-pressure die casting to gravity and low-pressure casting, and then to hot stamping and molding line accessories, the synergistic innovation of Die Casting Die and Hot Stamping Die is breaking traditional process boundaries. In the future, with the hybrid application of integrated die-cast chassis and ultra-high-strength hot-stamped components, tooling manufacturers capable of developing molds for the entire process chain will occupy the core position in the supply chain.

In the critical manufacturing processes of automobiles, rail transit, and large-scale construction machinery, Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, Low-Pressure Die Casting Mold, Patterns for Molding Line, and Core Boxes are forming a complete precision forming tooling matrix. Recently, a number of domestic equipment manufacturers have launched technical breakthroughs around these six core products, pushing die casting, gravity casting, low-pressure casting, and hot stamping processes to a new level.   In the field of high-pressure die casting, the latest generation of Die Casting Die adopts improved hot-work die steel and conformal cooling channel designs, effectively extending die life and significantly reducing casting porosity. At the same time, Gravity Die Casting Mold maintains its advantages in medium-to-large aluminum alloy casting production due to its stable filling capacity and relatively low equipment investment, making it particularly suitable for parts with high density requirements such as intake pipes and transmission housings.   For process scenarios demanding higher pressure compensation and lower turbulence, Low-Pressure Die Casting Mold is gradually replacing some traditional gravity casting solutions. Its smooth filling and solidification under pressure characteristics have demonstrated clear mechanical property improvements in structural parts like wheels and subframes. In the field of ultra-high-strength steel sheet forming, Hot Stamping Die integrates in-die rapid cooling and quenching to ensure that safety parts such as A-pillars and B-pillars achieve martensitic structure while maintaining high dimensional accuracy.   Moreover, the tooling at the front end of casting production lines has also been systematically optimized. The new Patterns for Molding Line are designed for high-speed automated molding lines, improving sand mold dimensional consistency to within ±0.2mm. Complemented by highly wear-resistant Core Boxes, they enable stable production of complex water jacket cores, oil passage cores, and volute flow channel cores, significantly reducing scrap rates caused by core deformation.   Industry analysts point out that the full-chain tooling upgrade, from Die Casting Die to Core Boxes, is changing the previous reliance on imported high-end molds. With these molds and core boxes being validated in mass production at multiple leading manufacturers, China's precision forming capabilities are steadily advancing toward higher efficiency, better stability, and longer service life.

As China's first listed company specializing in die-casting, foundry, and hot stamping molds, Ningbo Heli Technology Co., Ltd. is accelerating its transformation into a trusted partner in the field of new energy and lightweight solutions through outstanding technical capabilities and a global strategic layout. With total assets exceeding RMB 2 billion and annual revenue of RMB 1 billion, Heli operates through three core divisions—Mold, Aluminum Alloy Components, and Commercial Vehicle Braking Systems—to continuously drive the high-end transformation of the manufacturing industry.   Mold Division: Benchmark of China's Casting Mold Production BaseAs China's largest production base for cast molds, the Mold Division specializes in manufacturing high-pressure die-casting dies (Die Casting Die), gravity die-casting molds (Gravity Die Casting Mold), low-pressure die-casting molds (Low-Pressure Die Casting Mold), and Hot Stamping Dies. The division is not only a strategic supplier to global giants such as NEMAK, MAGNA, and KPSNC but also provides molds widely used in vehicles from BMW, Mercedes-Benz, Volvo, and BYD.In terms of core capabilities, Heli produces over 700 sets of molds annually, 25% of which are exported. It can produce large-scale molds matching 9,000T clamping force and mega dies weighing over 150 tons. The company has an R&D team of over 80 experts (including professors and Ph.D.s), collaborates with top universities such as Shanghai Jiao Tong University on lightweighting technologies, invests RMB 20 million in R&D annually, and holds more than 30 patents. Its precision machining workshop is equipped with 75 high-end machines (DMG MORI, GROB) and features a 3,500 m² constant-temperature workshop, utilizing a digitalized PLM/MES system for high-precision manufacturing. In addition, Heli provides Patterns for Molding Lines and Core Boxes for casting production lines, offering complete process solutions for foundries.   Aluminum Alloy Components Division: Multi-Process Precision Casting Empowering New Energy VehiclesThis division masters multi-process precision casting technologies including high-pressure, low-pressure, gravity die-casting, and 3D printing. It focuses on producing key structural components for new energy vehicles (NEVs)—such as motor housings, battery trays, shock towers, and subframes—as well as traditional powertrain parts. In material innovation, Heli has developed proprietary heat-treatment-free aluminum alloys, including the patented high-elongation alloy HL-111 and the high-thermal-conductivity HL-211, significantly enhancing component performance. The division operates 25 high-pressure die-casting units (400T to 4,400T from Bühler and Italpresse), along with advanced low-pressure and gravity casting lines and automated machining centers.   Braking Systems Division: National "Little Giant" Defining the Future of Commercial VehiclesRecognized as a national "Little Giant" enterprise, this division focuses on manufacturing automatic slack adjusters, air disc brakes, and air brake chambers for commercial vehicles, supplying major OEMs such as BYD, Yutong, and King Long. Through a strategic partnership with Japan's Nabtesco, Heli jointly develops new energy functional components, including electric air compressors (EAC). Furthermore, the company is involved in the development of the world's first heavy-duty commercial vehicle steer-by-wire (SBW) system for L5 autonomous driving.   Global Footprint and Vision for Sustainable DevelopmentHeli operates manufacturing and R&D centers in Xiangshan (Ningbo) and Nanjing, serving a global customer base. The company holds IATF 16949, ISO 14001, ISO 45001 certifications and CNAS-accredited laboratories. Heli remains committed to achieving industry leadership in Mega Casting, Lightweighting, and Sustainable Development, providing more efficient and greener manufacturing solutions for the global automotive industry.   About Heli TechnologyNingbo Heli Technology Co., Ltd. is a leading Chinese manufacturer of high-end molds and aluminum alloy components, dedicated to becoming a long-term strategic partner for customers in the new energy and lightweighting sectors. For more information, please visit the company's official website.

With the continuous recovery of the global manufacturing industry and the rapid development of emerging fields such as new energy, aerospace and intelligent equipment, the global mold market has ushered in a steady growth trend. Industry data shows that the market demand for key mold products such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold is growing at a double-digit rate, while Patterns for Molding Line and Core Boxes, as supporting components, are also developing in tandem, forming a complete industrial chain and promoting the overall upgrading of the mold industry.     Die Casting Die, as one of the most widely used mold categories in the manufacturing industry, has made remarkable progress in precision and efficiency. With the popularization of automated production lines, modern Die Casting Die is equipped with intelligent monitoring systems, which can realize real-time monitoring of the forming process, effectively reduce product defects, and improve production efficiency by more than 30% compared with traditional molds. It is widely used in the mass production of automotive components, electronic products and hardware parts, becoming an important support for industrial mass production.     Gravity Die Casting Mold, with its mature technology and reliable performance, has become the preferred choice for many traditional manufacturing enterprises. It is especially suitable for the production of castings with complex shapes and high dimensional accuracy, such as engine parts, valve bodies and other products. In recent years, with the improvement of material technology, the service life of Gravity Die Casting Mold has been significantly extended, and its application scope has been further expanded to the fields of marine engineering and heavy machinery.     Against the background of the global pursuit of energy conservation and emission reduction, Hot Stamping Die has become a focus of technological innovation in the mold industry. By adopting advanced heat treatment technology and surface coating process, the wear resistance and high-temperature resistance of Hot Stamping Die have been greatly improved, which can meet the production needs of high-strength and lightweight materials. It has become an indispensable key equipment in the production of new energy vehicles and high-end automotive parts, helping enterprises reduce production costs and improve product competitiveness.     Low-Pressure Die Casting Mold, which is famous for its stable performance and high product qualification rate, has attracted more and more attention from the market. It solves the problems of uneven filling and high internal defect rate of traditional casting molds, and is widely used in the production of high-precision castings such as automotive hubs, aerospace components and precision instruments. With the continuous improvement of pressure control technology, the application field of Low-Pressure Die Casting Mold is still expanding.     As important supporting components in the casting process, Patterns for Molding Line and Core Boxes play a crucial role in ensuring casting quality. The newly developed Patterns for Molding Line adopts high-strength composite materials, which not only has high precision but also has strong wear resistance, adapting to the high-speed operation of automated molding lines and improving the consistency of casting products. Core Boxes, on the other hand, have realized personalized customization according to different casting needs. The optimized structural design makes the core removal process more convenient, shortens the production cycle, and provides strong support for the efficient production of castings.     Industry experts point out that the current global mold market is in a period of fierce competition and rapid development. The innovation and upgrading of Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold, as well as the continuous optimization of Patterns for Molding Line and Core Boxes, will be the key to enterprises winning the market. In the future, mold enterprises will focus more on technological R&D and intelligent transformation, promote the integration of mold products with digital and intelligent technologies, and contribute more to the high-quality development of the global manufacturing industry.

As the global manufacturing industry accelerates its transformation towards intelligence and precision, molds, known as the "mother of equipment manufacturing", have seen their category innovation and technological upgrading become the core driving force for the high-quality development of downstream industries. Reporters learned from frontline industry research that core mold categories such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold are constantly iterating. Coupled with the collaborative optimization of Patterns for Molding Line and Core Boxes, they are fully empowering high-end manufacturing fields such as automotive, aerospace, and electronics, promoting the industry to achieve both quality and efficiency improvement.   Driven by the new energy vehicle industry, the mold industry is facing dual opportunities of demand explosion and technological innovation. Die Casting Die, with its advantages of efficient forming and precise control, has become the core equipment for the production of lightweight automotive components, widely used in the manufacturing of gearbox housings, 3C structural parts and other products. Its production efficiency and forming accuracy directly determine the quality and cost control level of components. At the same time, Gravity Die Casting Mold, with its characteristics of simple structure and controllable cost, occupies an important position in the production of engine cylinder head prototypes and large and medium-sized thick-walled structural parts, providing an efficient solution for small-batch and customized production.   In response to the development needs of lightweight and high-strength automotive bodies, Hot Stamping Die has achieved technological breakthroughs. By stamping and forming metal sheets in a high-temperature austenitic state followed by quenching and cooling, it helps produce high-strength body structural parts and anti-collision beams. While ensuring vehicle safety, it effectively reduces the overall vehicle weight, making it a key equipment for the manufacturing of core components of new energy vehicles. Low-Pressure Die Casting Mold, on the other hand, with its advantages of stable filling, high metal utilization rate and low internal porosity, is widely used in the production of safety parts such as new energy vehicle motor housings, battery pack lower casings and wheel hubs. Its pressure control accuracy and forming stability have been widely recognized by the industry, and the market demand is constantly rising.   In addition to the core casting mold categories, the technological upgrading of Patterns for Molding Line and Core Boxes has also injected new vitality into the industry's development. As a basic component of molding line production, Patterns for Molding Line directly affects the forming quality of castings with its accuracy and durability. At present, the industry is improving the service life and adaptability of patterns through the application of new materials and intelligent design to meet the efficient operation needs of automated molding production lines. As a key equipment for manufacturing hollow cores in the casting process, Core Boxes have undergone dual upgrades in materials and processes in recent years. Plastic core boxes have rapidly become popular due to their advantages of light weight, high precision and low cost, while metal core boxes maintain stable performance under high-temperature and high-load working conditions, widely used in the production of high-end castings in automotive, aerospace and other fields. Their performance optimization has further promoted the precision upgrading of the internal structure of castings.   Insiders said that the current mold industry is showing a development trend of "diversified categories, precise technology and high-end applications". The technological iteration of core categories such as Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die and Low-Pressure Die Casting Mold, together with the collaborative innovation of Patterns for Molding Line and Core Boxes, is breaking the bottlenecks of traditional manufacturing. With the continuous advancement of global supply chain restructuring and the transformation and upgrading of domestic manufacturing industry, mold enterprises need to focus on the needs of downstream industries, increase R&D investment, promote the development of mold products towards intelligence, greenization and integration, further enhance core competitiveness, and help China transform from a "large mold country" to a "strong mold country".   It is reported that recently, many domestic and foreign mold enterprises have launched new mold products, optimized product structure, strengthened the precision manufacturing capabilities of Die Casting Die and Low-Pressure Die Casting Mold, upgraded the materials and processes of Core Boxes, improved the intelligent adaptability of Patterns for Molding Line, and at the same time deepened the segmented application scenarios of Hot Stamping Die and Gravity Die Casting Mold, continuously expanding the high-end market, providing solid support for the high-quality development of the manufacturing industry.

In the complex ecosystem of high-end manufacturing, dies and molds are the core elements that determine product precision, strength, and production efficiency. From powertrain housings to body structural parts, from hot-stamped safety components to precision sand cores, the birth of every critical part relies on the robust support of specialized tooling. The following text, organized around six key process tooling types, illustrates the foundations of modern casting and forming technologies.Die Casting Die – The core tool for high-pressure, high-speed metal forming. It withstands extreme thermal shock and mechanical loads, requiring excellent wear resistance, thermal fatigue resistance, and precise venting. Whether for aluminum, magnesium, or zinc alloy parts, a high-quality die casting die enables efficient mass production of thin-walled, complex geometries with surface finish and dimensional consistency far superior to conventional processes.Gravity Die Casting Mold – Relies on the gravity flow of molten metal to fill the cavity, making it suitable for castings requiring high density and minimal gas porosity. Typically using a permanent metal mold with a well-designed gating system, it is widely applied in components such as automotive wheels, valve bodies, and aircraft fittings. The advantages of a gravity die casting mold include dense microstructure, excellent mechanical properties, and greater flexibility for small-batch, multi-variety production compared to high-pressure die casting.Hot Stamping Die – An indispensable solution for forming ultra-high-strength steel sheets. After heating the blank to the austenitizing temperature, it is rapidly transferred into a hot stamping die equipped with cooling channels, where forming and quenching occur simultaneously to produce a martensitic structure with tensile strengths exceeding 1500 MPa. Such dies must precisely balance temperature distribution and pressure to control spring-back and avoid cracking, making them critical equipment for producing automotive safety components such as A-pillars, B-pillars, and anti-intrusion beams.Low-Pressure Die Casting Mold – An ideal choice when smooth cavity filling and capital efficiency are both priorities. By introducing dry compressed air into a sealed holding furnace, molten metal rises through a fill tube and fills the mold cavity in a laminar flow regime, greatly reducing oxidation and entrapment. This process is particularly suitable for parts requiring pressure tightness and heat treatment responsiveness, such as wheels, cylinder heads, and turbocharger housings. The design focus of a low-pressure die casting mold lies in riser system insulation, parting line sealing, and local pressurization mechanisms.Patterns for Molding Line – These patterns create the external shape of castings on sand molding lines. They must withstand the impact of high-speed molding and sand flow erosion, and are therefore commonly made of aluminum alloys, cast iron, or resin, with draft angles, parting lines, and locating pins built in. A set of accurate patterns for a molding line significantly reduces rework on sand molds and improves casting dimensional consistency, serving as a prerequisite for efficient operation of modern high-pressure or flaskless molding lines.Core Boxes – Used to manufacture sand cores that form internal cavities or complex voids in castings. Whether hot-box, cold-box, or shell-core type, core boxes must consider shooting direction, vent placement, and sealing at the parting line. High-precision core boxes produce sand cores with dense surfaces and good collapsibility, thereby creating clear oil galleries, water jackets, or intake/exhaust ports during casting. They are the critical enabler for complex castings such as engine blocks and hydraulic valve bodies.In summary, from the rapid solidification of a die casting die, to the sound feeding of a gravity die casting mold, from the quench hardening of a hot stamping die, to the laminar filling of a low-pressure die casting mold, and finally supported by the efficient shaping of patterns for a molding line and the precise core-making of core boxes – these six categories of tooling together constitute a complete manufacturing chain for modern metal forming and casting. Each type of die, mold, pattern, or core box plays an irreplaceable role within its dedicated process area, providing reliable pathways from raw material to near-net-shape components for industries such as automotive, aerospace, energy, and general machinery.

The domestic casting mold industry has achieved a major breakthrough. Leading enterprises in the industry, relying on their technological R&D and innovation capabilities, have realized technological upgrades for four core mold categories: Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold. At the same time, they have optimized the supporting production system of Patterns for Molding Line and Core Boxes, comprehensively meeting the precision production needs of automotive lightweighting, high-end equipment manufacturing and other fields, and injecting strong momentum into the high-quality development of the industry.     With the global manufacturing industry moving towards precision, greenization and intelligence, downstream industries such as automotive, aerospace and new energy have put forward higher requirements for the precision, efficiency and stability of casting molds. The upgrade plan launched by the enterprise this time covers key equipment throughout the casting production process. Among them, the Die Casting Die has been optimized for the demand of ultra-large integrated die casting, drawing on the technical experience of 10,000-ton double-injection die casting molds, improving the pressure resistance and filling efficiency of the mold. It can be adapted to 10,000T-level die casting production lines, effectively solving the industry problem of limited filling distance for large structural parts, and helping the integrated production of vehicle chassis and body structural parts.     In the segmented field of casting technology, both Gravity Die Casting Mold and Low-Pressure Die Casting Mold have achieved two-way upgrades. The Gravity Die Casting Mold adopts new heat-resistant materials and precise temperature control design, reducing the defect rate of casting pores, shrinkage holes and other defects, adapting to the casting needs of various materials such as aluminum and magnesium alloys, and being widely used in the production of auto parts, general machinery and other products. The Low-Pressure Die Casting Mold has optimized the pressure control system to achieve stable filling of molten metal. Combined with conformal cooling technology, it has greatly improved the density and dimensional accuracy of castings, which can meet the precision casting standards of high-end aluminum alloy wheels and aerospace parts, echoing the development trend of the magnesium alloy lightweight industry.     As the core equipment for the production of automotive ultra-high-strength steel parts, the Hot Stamping Die has focused on breaking through the technical bottleneck of the cooling system in this upgrade. Through the optimization of the casting process, the prefabricated cooling pipes are integrally cast with the mold, realizing the conformal fit between the cooling system and the mold cavity, increasing the casting quenching cooling rate to more than 65℃/s, which is far higher than the martensitic critical cooling requirement. It effectively ensures the mechanical properties of ultra-high-strength steel parts, helps the dual improvement of automotive lightweighting and safety performance, and provides core technical support for the lightweighting of new energy vehicle bodies.     In addition to the core mold categories, the enterprise has simultaneously improved the supporting R&D and production of Patterns for Molding Line and Core Boxes. The Patterns for Molding Line has launched a variety of adaptation schemes, covering various styles such as integral molds, split molds and shell molds, which can accurately match the needs of molding lines according to casting batches and casting sizes. It adopts wear-resistant materials to improve service life and reduce the production cost of the molding process. The Core Boxes have optimized the cavity design and demoulding structure, combined with precision processing technology, to ensure the dimensional accuracy and surface quality of sand cores, reduce the impact of sand core defects on casting quality, form a synergistic effect with the four core molds, and build a full-process casting equipment solution, echoing the growth trend and technical needs of the global casting mold market.     According to industry data, the global casting mold market is expected to grow from 19.235 billion US dollars in 2025 to 28.747 billion US dollars in 2035, with a compound annual growth rate of 4.1%. Among them, aluminum-magnesium alloy molds and automotive applications dominate. The full-category technological upgrade of the enterprise this time not only fills some technical gaps in domestic high-end casting molds, improves the market competitiveness of domestic molds, but also promotes the integration of core products such as Die Casting Die and Hot Stamping Die with the international advanced level, helping China transform from a casting power to a casting strong country.     Relevant person in charge said that in the future, they will continue to focus on the needs of downstream industries, increase investment in technological R&D, promote the upgrading of mold products towards intelligence and customization, further optimize the performance of supporting products such as Patterns for Molding Line and Core Boxes, deepen collaborative innovation with upstream and downstream enterprises, provide more competitive casting mold solutions for automotive lightweighting, high-end equipment manufacturing and other fields, and promote the high-quality development of the entire casting mold industry.

As China’s first listed company specializing in die-casting molds and a nationally recognized manufacturing industry champion, Ningbo Heli Technology Co., Ltd. is solidifying its position as a trusted partner in new energy and lightweight solutions through outstanding technical expertise and a global footprint. With total assets exceeding RMB 2 billion and annual revenue of RMB 1 billion, the company operates through three core divisions—Mold, Aluminum Alloy Components, and Commercial Vehicle Braking Systems—building an end-to-end capability from design to mass production.   Mold Division: China’s Largest Casting Mold Production Base, Defining High-End Manufacturing StandardsHeli’s Mold Division is China’s largest production base for cast molds, specializing in Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold. As a strategic supplier to global giants such as NEMAK, MAGNA, and KPSNC, Heli’s molds are used in vehicles from BMW, Mercedes-Benz, Volvo, and BYD.The division produces over 700 mold sets annually, 25% of which are exported. Its capabilities include mega dies for clamping forces up to 9,000T and molds weighing over 150 tons. The R&D team comprises more than 80 experts, including professors and PhDs, collaborating with top universities like Shanghai Jiao Tong University on lightweight technologies. With an annual R&D investment of RMB 20 million and over 30 patents, Heli operates a 3,500 m² constant-temperature workshop equipped with 75 precision machines (DMG MORI, GROB) and a digitalized PLM/MES system.In addition to core casting molds, Heli also excels in producing Patterns for Molding Line and Core Boxes, providing complete tooling solutions for foundry production lines to ensure efficiency and precision in sand casting processes.   Aluminum Alloy Components Division: Multi-Process Precision Casting Empowering NEV LightweightingThis division masters multi-process precision casting (HPDC, LPDC, GDC, and 3D printing) to produce complex, high-performance aluminum components. Its products include NEV powertrain components (motor housings, battery trays), body structural parts (shock towers, subframes), and traditional powertrain parts. The division has developed proprietary heat-treatment-free aluminum alloys such as the patented HL-111 (high elongation) and HL-211 (high thermal conductivity). Facilities include 25 high-pressure die-casting units (400T to 4400T from Bühler and Italpresse), along with advanced low-pressure and gravity casting lines and automated machining centers.   Braking Systems Division: National "Little Giant" Leading Commercial Vehicle Autonomous Driving TechnologyAs a national "Little Giant" enterprise, this division focuses on automatic slack adjusters (ASA), air disc brakes (ADB), and air brake chambers for buses and trucks, supplying major OEMs like BYD, Yutong, and King Long. Through a strategic partnership with Japan's Nabtesco, Heli develops and manufactures new energy functional parts, including electric air compressors (EAC), and is involved in the world’s first heavy-duty commercial vehicle steer-by-wire (SBW) system for L5 autonomous driving.   Global Footprint & Future VisionHeli operates manufacturing and R&D centers in Xiangshan (Ningbo) and Nanjing, serving a global customer base. It holds IATF 16949, ISO 14001, ISO 45001 certifications and CNAS-accredited laboratories. Looking ahead, Heli will continue to lead the industry in mega casting, lightweight materials, and sustainable development, offering global customers one-stop technical solutions ranging from Core Boxes to complete vehicle structural parts.   About Heli Technology: Ningbo Heli Technology Co., Ltd. (Stock Code: 603917) is the first Chinese listed company specializing in die-casting, foundry, and hot stamping molds, dedicated to becoming the preferred partner for global new energy and lightweighting applications.

A leading domestic mold manufacturing enterprise officially launched a full-range high-end mold upgrade plan, covering four core forming molds: Die Casting Die, Gravity Die Casting Mold, Hot Stamping Die, and Low-Pressure Die Casting Mold. Meanwhile, it optimized the supporting system of Patterns for Molding Line and Core Boxes, comprehensively meeting the high-end demands for precision forming and efficient production in the automotive, aerospace, new energy and other fields, and helping the manufacturing industry transform towards lightweight, intelligence and greenization.     Known as the "mother of industry", the precision and performance of molds directly determine the quality and production efficiency of end products. In the upgraded plan released this time, the Die Casting Die has undergone structural optimization and material upgrading. Adopting high-strength wear-resistant alloy material and equipped with a precise temperature control system, it effectively solves the pain points of traditional die casting dies such as easy wear and insufficient forming precision. It can be adapted to the mass die casting production of various metal materials such as aluminum alloy and magnesium alloy, especially suitable for the manufacturing of integrated parts of new energy vehicles, greatly improving production efficiency and product qualification rate.     To meet the needs of different forming processes, the enterprise has simultaneously upgraded two major product series: Gravity Die Casting Mold and Low-Pressure Die Casting Mold. Among them, the Gravity Die Casting Mold has optimized the cavity design and adopted a segmented cooling structure, reducing the occurrence of casting defects such as shrinkage holes and air holes. It is suitable for the mass production of small and medium-sized precision castings and is widely used in automotive parts, construction machinery and other fields; the Low-Pressure Die Casting Mold has realized stable filling of molten metal through the upgrading of the pressure control system, significantly improving the density and mechanical properties of castings, which can meet the high-quality requirements of castings in aerospace, high-end equipment and other scenarios.     In the field of hot working forming, the upgraded Hot Stamping Die shows strong technical advantages. The mold adopts an integrated casting forming process, with prefabricated cooling pipes designed to follow the shape of the mold cavity. The cooling rate can reach more than 65℃/s, far exceeding the martensitic critical transformation temperature, effectively ensuring the mechanical properties of ultra-high strength steel hot stamping parts, helping the automotive industry achieve dual improvement of lightweight and safety, and conforming to the global development trend of energy conservation and emission reduction.     In addition to the core forming molds, the enterprise has also focused on optimizing the supporting capabilities of Patterns for Molding Line and Core Boxes. The Patterns for Molding Line has added various types such as frame type and scraping type, which can be flexibly adapted according to the casting batch and dimensional accuracy requirements. Made of wear-resistant materials, it extends the service life and reduces the replacement cost, adapting to the efficient production needs of automated molding lines; the Core Boxes have launched multi-material series such as metal, plastic and wood, covering various structures such as split type and half-box type, which can accurately produce sand cores of different shapes and sizes, solve the forming problems of internal holes and cavities of castings, form efficient adaptation with various casting molds, and further improve the mold supporting system.     According to industry data, the global die casting mold market gross profit margin is expected to reach 17.71% in 2026. With the continuous increase in lightweight demand, the market demand for high-end molds will continue to grow. The upgrade of the enterprise's full-range molds not only improves its own product matrix, but also promotes the technological iteration of core molds such as Die Casting Die and Hot Stamping Die, enhances the supporting coordination capabilities of Patterns for Molding Line and Core Boxes, and provides a one-stop precision forming solution for the manufacturing industry.     In the future, the enterprise will continue to focus on technological innovation, deepen the R&D and production in the mold field, continuously optimize the performance of products such as Gravity Die Casting Mold and Low-Pressure Die Casting Mold, promote the development of mold manufacturing towards intelligence and customization, empower the upgrading of the manufacturing industry with high-quality mold products, and help China move from a large mold country to a strong mold country.