CITIC Dicastal Co., Ltd.

Dicastal's founding business and largest product line, covering OEM aluminium wheels made by every mainstream forming route: forging, casting, cast-spinning and two-piece assembly. Each wheel is co-developed with the vehicle maker against the mounting dimensions, load rating and weight targets that the maker specifies, so the same family serves passenger cars, commercial vehicles, special-purpose vehicles, rail transit rolling stock and military platforms. The company is the world's largest aluminium wheel manufacturer and has held first place in global wheel sales for many consecutive years.

Forming routes: low-pressure casting; CPC counter-pressure casting; casting plus flow-forming (cast-spun); forging; two-piece construction; Materials: A356-series cast aluminium alloy and 6061-series forged aluminium alloy; Annual wheel capacity approx. 95 million units; 2025 wheel sales 95.17 million units (+15.7% year on year); Volume production since 1990; More than 100 surface finish options; Core technologies: water-cooled low-pressure casting, SLT cast-spinning, surface finishing (gloss) technology, CPC counter-pressure casting; OEM customers include Mercedes-Benz, BMW, Audi, Volkswagen, GM, Ford, Toyota and BYD.

• OEM fitment for passenger car manufacturers
• Commercial vehicles and light commercial vehicles
• Special-purpose vehicles
• Rail transit rolling stock
• Military vehicles

A lightweight wheel family launched in July 2024 that draws on a three-in-one lightweight research and development system combining design, material and process. Weight is cut substantially while process feasibility, product safety, ride comfort and ease of handling are all preserved. It represents the company's shift from supplying parts alone to supplying parts together with technology and service, and it has already won serial orders from a leading new-energy vehicle customer with vehicle-level weight savings demonstrated.

Series designation: Dicastal LEAF; Development completed in July 2024; Weight reduction range 5%–15%; Vehicle-level weight saving approx. 4 kg per car; Fitment: passenger car and commercial vehicle versions; Order status: serial order placed by a leading new-energy vehicle customer; Forming route: casting and cast-spinning process system.

• OEM fitment for new-energy passenger cars
• OEM fitment for commercial vehicles
• Extreme lightweighting vehicle development projects

A one-piece, integrally moulded carbon-fibre wheel with no joints or splices. Extreme light weight combined with very high strength pushes past the performance limits of conventional metal rims and unlocks more of the vehicle's acceleration, braking and handling potential. Aimed at high-performance and luxury models, it combines personalised aesthetics with a low-carbon, environmentally conscious positioning, and it is the flagship product of the company's carbon-fibre materials portfolio.

Process: one-piece integral moulding of carbon-fibre composite; Weight reduction above 20%; Vehicle range gain above 2%; Carbon reduction approx. 500 kg per vehicle per year; White Aerolock aerodynamic inserts optimise airflow around the wheel and aid brake cooling; Surface treatments: zero-VOC powder coating, precision two-tone spraying, bright-machined highlight edges; Material options: carbon fibre, magnesium alloy, aluminium alloy; Colourways: space grey with aluminium alloy, bronze with magnesium alloy, galaxy purple with magnesium alloy, electroplated silver with aluminium alloy; Award: Best CMF Award at the 2025 International CMF Innovation Awards.

• High-performance combustion-engine and electric performance cars
• Custom options for luxury brand models
• Models requiring personalised and differentiated appearance

Ultra-light magnesium wheels developed for high-end electric vehicles and aircraft applications. They belong to the company's three-track materials programme centred on the low-altitude economy: aluminium-magnesium alloys, carbon fibre and polymers. The wheels share a styling platform with the carbon-fibre range so the same design can be produced interchangeably in several materials, serving vehicles that place extreme demands on unsprung mass and driving range.

Material: magnesium alloy; Positioning: ultra-light wheel with significant weight saving; Interchangeable manufacture with carbon-fibre and aluminium alloy versions of the same design; Available colourways: bronze, galaxy purple; Research programme: three-track layout of aluminium-magnesium alloys, carbon fibre and polymers; Target segments: high-end electric vehicles and low-altitude aircraft.

• High-end electric vehicles
• Low-altitude aircraft and eVTOL
• Extremely lightweight custom vehicle models

An aluminium wheel line for medium and heavy trucks and for light commercial vehicles. The full acquisition in 2025 of the heavy commercial vehicle wheel business of Germany's KSP Group completed the integration of the European heavy truck supply chain and secured approvals from twelve major European heavy truck manufacturers, while the company also holds a leading share of the domestic heavy truck wheel OEM channel. It is an extension of the wheel business into high-load vehicle segments.

Vehicle fitment: medium and heavy trucks, light and mini commercial vehicles; Domestic heavy truck wheel OEM channel share 33.5% in 2025; Approvals from 12 European heavy truck manufacturers; Business origin: full acquisition of the heavy commercial vehicle wheel business of Germany's KSP Group; Processes: forged and cast aluminium alloy forming; OEM customers include several leading domestic heavy truck manufacturers; Load class: heavy-duty operating conditions.

• OEM fitment for medium and heavy trucks
• Fitment for light commercial vehicles and mini trucks
• Supply to European heavy truck manufacturers

The company's second-largest business. Through the acquisition of Germany's KSM casting group it gained high-end counter-pressure and vacuum casting technology of German origin, and it now focuses on core safety-critical structural parts for chassis, steering, suspension and powertrain. These parts go directly to luxury brands such as Mercedes-Benz, BMW and Audi, and together with the wheel business they let the company offer a complete chassis lightweighting solution. This is the key move in its transformation from a single-product wheel maker into a diversified automotive component group.

Representative products: cylinder heads, cylinder blocks, housings, control arms, steering knuckles, high-pressure die castings, rear chassis brackets, planetary gear carriers, valve body housings, pump housings, steering gear housings, transmission housings, brackets; Forming processes: low-pressure casting, counter-pressure casting, high-pressure die casting, high-vacuum casting, casting plus flow-forming, forging, extrusion; Annual aluminium casting capacity above 210,000 t; 2025 aluminium casting sales 173,000 t (+13% year on year); Die-casting machine tonnage range 300–4,500 t; Dimensional accuracy of die castings held within ±0.04 mm; Material: A356-series cast aluminium alloys; Testing: the CITIC Dicastal automotive chassis component test centre has held CNAS ISO/IEC 17025 accreditation since 2008; Quality system: IATF 16949.

• Automotive powertrain systems
• Automotive chassis and steering systems
• Vehicle suspension systems
• OEM supply to luxury brands
• Lightweighting platforms for new-energy vehicles

A line of aluminium structural parts for the chassis system. Replacing steel with aluminium lowers unsprung mass and raises overall body torsional stiffness, and a hybrid carbon-fibre plus aluminium subframe achieves an even larger weight saving. It is the load-bearing core of the company's complete chassis lightweighting package, serving new-energy and luxury vehicle platforms.

Product range: subframes, hollow control arms, steering knuckles, rear chassis brackets, carbon-fibre plus aluminium hybrid subframes; Aluminium casting capacity 210,000 t per year; Hybrid carbon-fibre subframe weight reduction above 20% (measured on the Hongqi project); Forming processes: counter-pressure casting, high-vacuum casting, forging, extrusion; Joining technologies: aluminium welding, adhesive bonding, riveting, bolted joints and assembly of mating parts; Materials: A356-series cast aluminium alloy and 6061-series forged aluminium.

• Front and rear subframes for passenger cars
• New-energy vehicle chassis platforms
• Chassis structural parts for luxury cars

Aluminium housings and enclosures developed for the three core electric systems of new-energy vehicles. They provide structural load-bearing, sealing and protection as well as a heat-transfer interface for traction battery packs and drive motors, and are matched to dedicated electrification platforms. This is a priority product direction in the company's supply programme for new-energy vehicles worldwide.

Products: aluminium battery enclosures, battery pack frames, motor housings, e-drive housings, power electronics housings; Forming processes: high-vacuum casting, counter-pressure casting, extrusion; Materials: heat-treatment-free high-strength aluminium alloy and A356-series cast aluminium alloy; Design features: integrated design, sealed structure, combined structural load-bearing and lightweighting; Customers: new-energy vehicle manufacturers worldwide.

• Traction battery packs for battery-electric and hybrid models
• Drive motors and e-drive assemblies
• Power electronics control unit housings

Aluminium parts for the body-in-white and passive safety structure. Substituting aluminium for steel cuts body mass while maintaining crash safety performance, and together with integrated die-cast body structural parts they form the company's body lightweighting package for vehicle manufacturers.

Products: aluminium bumper beams, aluminium doors, shock towers, body structural parts; Forming processes: die casting, extrusion, stamping; Joining technologies: welding, adhesive bonding, riveting, bolted joints and assembly of mating parts; Material: high-strength aluminium alloy; Positioning: body-in-white structure and front and rear crash energy-absorbing structures.

• Body-in-white structure
• Front and rear crash energy-absorbing structures
• Body lightweighting for new-energy vehicles

A full-process integrated die-casting solution released by CITIC Group on 27 February 2024 and independently developed by CITIC Dicastal. Its defining feature is integration: the material, process, tooling and equipment used to produce the frame are all supplied in-house, so nearly a hundred separate automotive parts are highly integrated and die-cast in a single shot. This replaces the traditional multi-step stamping and welding flow, greatly reducing welded joints and raising frame strength, and strategic cooperation agreements with FAW Group and Leapmotor are already driving it into commercial production.

Integration level: 98 automotive parts consolidated into one; Single-shot die casting; Load capacity 2.5 t; Material: self-developed heat-treatment-free high-strength alloy for chassis applications with balanced strength, toughness and stability; Product weight reduction 33.4%; Torsional stiffness increase 15%; Equipment: self-developed and self-built 7,500 t two-platen integrated die-casting machine plus a dual closed-loop shot control system and 22 further technologies rated internationally leading; Tooling: intelligent closed-loop tuning system with an ultra-high-integration die structure supporting group processing and fast changeover without waiting; Share of self-developed equipment approx. 70%; Annual capacity of the Jinhua South base: 450,000 integrated die-cast aluminium automotive parts, equipped with a 10,000 t die-casting machine; Release date 27 February 2024.

• Heavy-duty integrated frames for new-energy vehicles
• Integrated die-cast body structural parts
• Volume production programmes of new-energy vehicle makers
• Supply to Yangtze River Delta vehicle manufacturers such as Leapmotor

Aluminium profile products formed by extrusion and completed by subsequent machining and joining operations. They serve as base material and semi-finished parts for body and chassis structures and, alongside casting and forging, complete the company's mainstream aluminium part forming technology system, supporting multi-material hybrid lightweight design across the vehicle.

Forming process: aluminium alloy extrusion; Material: 6xxx-series wrought aluminium alloy; Subsequent processing: machining, welding, adhesive bonding, riveting, bolted joints and assembly of mating parts; Product form: profiles and semi-finished structural parts; Positioning: aluminium base components for body and chassis structures.

• Automotive body structure
• Automotive chassis structure
• Multi-material hybrid body design

The company has built its own die centre so that the whole chain from development to manufacture stays in house. The dies and tooling business serves both the internal wheel and aluminium casting lines and outside customers, and covers wheel dies and die-casting dies. Combined with an intelligent closed-loop tuning system it improves process stability and product consistency, and it is an important part of the company's core competitiveness.

Products: aluminium wheel dies, die-casting dies, ultra-high-integration die structures, casting dies and tooling, wheel die vent plugs (D12*70mm, material 60Si2Mn); Supporting system: intelligent closed-loop tuning system; Die life management: knowledge graph combined with an LSTM life model giving warnings of critical die failure 48 hours in advance and improving maintenance response speed by 32.5%; Changeover capability: group processing with fast changeover and no waiting.

• Aluminium wheel casting and forging lines
• Integrated die-casting and high-pressure die-casting lines
• Volume production of automotive aluminium castings

The equipment manufacturing business segment, covering casting machinery, purpose-built automotive component equipment and automated production lines. Working with CITIC Heavy Industries, the company uses full-lifecycle digital twin design to develop and build in house its very large die-casting equipment and intelligent casting cells; roughly seventy percent of the equipment is self-developed and self-made, forming an integrated capability across material, product, process, die and equipment. The segment also supplies intelligent inspection equipment to the wider industry.

Representative products: 7,500 t integrated die-casting machine (the largest two-platen die-casting machine in China), integrated die-casting island, intelligent casting cell, casting water-mist generator, wheel insert drilling device, automated die-casting, machining and coating lines, AIGC-enhanced inspection robot for complex parts, intelligent X-ray non-destructive flaw recognition system; Share of self-developed equipment approx. 70%; Core technologies: full-lifecycle digital twin design and a dual closed-loop shot control system, with 22 technologies rated internationally leading; Inspection performance: identifies 0.02 mm-class cracks within 0.5 s, raising inspection efficiency by 85% and shortening new-product commissioning by 45%; Applicable processes: the full flow of low-pressure casting, high-pressure die casting, counter-pressure casting, forging and heat treatment, machining and coating.

• Intelligent casting lines for aluminium wheels
• Integrated die-casting and large die-casting lines
• AI-based automatic visual inspection of aluminium casting defects
• Construction of component supply lines for vehicle manufacturers

The surface treatment business segment for wheels and aluminium components, providing customers worldwide with personalised appearance solutions that range from basic anti-corrosion coating to high-end decorative finishes. It is the decisive step that gives a wheel its differentiation and premium look; the design philosophy and manufacturing capability of the coating lines rank among the best in the world, and it is what secures both corrosion resistance and visual appeal for the wheel product.

More than 100 surface finishes available; Processes: coating, precision two-tone spraying, diamond cutting, physical vapour deposition (PVD), electroplated silver, powder coating; Environmental feature: zero-VOC emission processes; Colour examples: space grey, bronze, galaxy purple, electroplated silver; Supporting equipment: precision spraying equipment and high-performance paints; Quality objective: high appearance quality together with corrosion resistance, meeting individual customer requirements worldwide.

• Appearance finishing for passenger car and commercial vehicle wheels
• Luxury brand and personalised custom wheels
• Anti-corrosion and decorative treatment of aluminium components

A structural parts series that extends the company's lightweighting strengths into embodied intelligence. It uses forward lightweight design matched to aluminium and magnesium die-casting processes to supply frame skeletons and integrated joint modules for robot bodies, and has achieved small-batch supply of China's first vacuum high-pressure die-cast humanoid robot leg skeleton parts. It is one of the growth points being cultivated in the lightweighting business.

Products: robot frame skeletons, leg skeleton parts, lightweight integrated joint modules; Processes: vacuum high-pressure die casting, aluminium and magnesium alloy die casting; Structural part weight reduction above 20%; Joint module weight reduced by 15% with positioning accuracy improved by 30%; Joint modules use aluminium alloy material and a dual-encoder integrated architecture; Development progress: prototypes designed for four humanoid robot structural parts and lightweight integrated joint modules, with leg skeleton parts already supplied in small batches.

• Humanoid robot body structures
• Joint assemblies for embodied-intelligence robots
• Extreme lightweighting design for robots

An aluminium component line for the low-altitude economy and flying cars (eVTOL). It provides lightweight housings and structural parts for aircraft electric drive systems, greatly cutting weight while preserving structural strength and heat dissipation requirements, and thereby improving the range and in-flight manoeuvrability of low-altitude aircraft. It is the result of extending the company's lightweighting technology into new mobility scenarios.

Products: aluminium alloy flight e-drive housings, lightweight aircraft structural parts; Weight reduction 30%–50%; Process: aluminium alloy casting combined with 3D printing process testing; Project progress: the first flying car OEM order project completed trial production and customer final assembly, and the e-drive housing project achieved a double breakthrough in product development and 3D printing process testing; Research tracks: aluminium-magnesium alloys, carbon fibre, polymers.

• Electric drive systems of flying cars (eVTOL)
• Lightweight structures of low-altitude aircraft
• Components for new-energy aircraft