Shanghai Huizhong Automotive Manufacturing

The front axle module is a core assembly of the passenger-vehicle chassis system at Shanghai Huizhong, integrating the front subframe and front suspension assembly. It covers A0 to C-class sedans, SUVs, MPVs and NEV models. With full-chain capability from co-development, stamping and welding manufacturing to test validation, it provides Tier-1 supply for SAIC Volkswagen, SAIC-GM and NEV OEMs. The module uses CAE to optimize structural strength and modal frequency, effectively reducing road vibration transmission.

Vehicle fit: A0-C class sedan/SUV/MPV/NEV; Process: stamping-welding or hydroforming; Supply capacity: 600-700k sets/year; Anti-corrosion: cathodic electrophoresis; Development: co-development with OEM.

• Passenger car front chassis
• NEV passenger vehicles
• SUV/MPV

The rear axle module integrates the rear subframe and rear suspension assembly, serving as the key load-bearing and guiding structure of the rear chassis for passenger cars and light buses. Shanghai Huizhong has co-development and volume manufacturing capability for rear axle structural parts, and was once a supplier of subframes and rear axle structural parts for the first global platform project of General Motors. Products mainly use high-strength steel or aluminum alloy, balancing lightweight and durability.

Vehicle fit: sedan/SUV/MPV/light bus; Material: high-strength steel, aluminum alloy; Process: stamping-welding; Validation: bench and full-vehicle tests; Customers: SAIC Volkswagen, SAIC-GM, GM global platform.

• Passenger car rear chassis
• Light buses
• NEV passenger vehicles

The subframe assembly is a load-bearing frame connecting the body and suspension. Shanghai Huizhong supplies front and rear subframe assemblies using hydroforming or stamping-welding processes optimized by CAE finite element analysis. With an annual capacity exceeding 2 million sets, it is a mainstream supporting part for Volkswagen, GM and SAIC passenger vehicles, and also serves NEV customers such as BYD, XPeng and Tesla.

Process: hydroforming/stamping-welding; Anti-corrosion: cathodic electrophoresis; Annual capacity: over 2 million subframe sets; Fit: A0-C class passenger cars and NEV; Certification: IATF16949.

• Passenger vehicle chassis
• NEV models
• Commercial vehicles

This series covers core chassis structural parts such as control arms (lower arms), steering knuckles, wheel carriers and stabilizer bars, made of high-strength aluminum alloy or high-strength steel with cathodic electrophoresis anti-corrosion treatment (salt spray test up to over 480 hours). Together with the subframe, they form the suspension guiding and positioning system, ensuring vehicle handling and driving stability.

Material: high-strength steel/aluminum alloy; Surface: cathodic electrophoresis anti-corrosion; Salt spray: ≥480h; Annual capacity: over 3 million control arms; Fit: full passenger car range and NEV.

• Passenger car suspension system
• NEV chassis
• Commercial vehicles

This includes two types of chassis components: brake discs and twist beams (torsion beams). The twist beam is a compact non-independent rear suspension structure, paired with the subframe and control arms for economy sedans and NEV models. The brake disc is a key safety part for brake-by-wire and conventional braking systems, supporting ONE-Box/TWO-Box and EMB electrified braking solutions.

Twist beam: stamped-welded steel rear axle; Brake disc: cast iron/ventilated disc; Braking: supports TWO-Box/ONE-Box/EMB; Fit: A0-B class sedans, NEV; Validation: material to full-vehicle level.

• Rear suspension system
• Braking system
• NEV passenger vehicles

The air suspension system is equipped with an ECU electronic control unit, enabling automatic body height adjustment and adaptive damping, improving ride stability and comfort for heavy commercial vehicles and high-end passenger cars. Shanghai Huizhong continues to advance industrialization in intelligent suspension, with the first-generation intelligent suspension expected to reach mass production.

Control: ECU electronic control; Functions: automatic body height adjustment, adaptive damping; Support: intelligent suspension system; Customers: commercial vehicles and high-end passenger cars; Status: industrialization in progress.

• High-end passenger cars
• Commercial vehicles
• NEV models

The integrated lightweight intelligent chassis is the technology roadmap of Shanghai Huizhong for L3+ autonomous driving, integrating VMC vehicle motion control, EMB dry brake-by-wire, four-wheel full-domain steer-by-wire, intelligent suspension and lightweight aluminum-alloy differential pressure casting. The braking systems TWO-Box and ONE-Box are already in volume production, rear-wheel steering is in production, and front-wheel steer-by-wire and EMB are planned for later mass production.

Technology: VMC/EMB/steer-by-wire/intelligent suspension/aluminum differential pressure casting; Braking: TWO-Box/ONE-Box in production, EMB planned; Steering: rear-wheel steering in production, front-wheel steer-by-wire planned; Fit: L3+ autonomous driving.

• Intelligent electric vehicles
• L3+ autonomous driving
• High-end NEV

The front and rear suspension module covers the front suspension assembly and rear suspension assembly, a core subsystem of the chassis system. Shanghai Huizhong provides full-process capability from design development, tooling and dies to volume manufacturing. The suspension module is supplied together with the front/rear axle modules and subframe, with an annual matching capacity of 600-700k sets.

Composition: spring/damper/control arm/stabilizer bar integration; Process: welding and assembly; Annual supply: 600-700k sets; Fit: A0-C class passenger cars and NEV.

• Passenger vehicle chassis
• NEV models
• SUV/MPV

The pedal assembly includes driving control parts such as the accelerator pedal and brake pedal, and is one of the main automotive chassis parts of Shanghai Huizhong (listed in the company's main product catalog). Working with brake-by-wire systems, it supports both traditional and electrified pedal solutions.

Type: accelerator/brake pedal; Supply: chassis control system; Process: injection molding/stamping assembly; Fit: passenger cars and NEV.

• Passenger car cockpit
• NEV models

The damper assembly (shock absorber strut), together with suspension springs and control arms, forms the vehicle damping system and is one of the core chassis parts of Shanghai Huizhong passenger cars. With co-development and manufacturing capability, it fits A0 to C-class sedans, SUVs, MPVs and other models.

Type: cartridge/strut dampers; Supply: suspension system; Process: machining and assembly; Fit: full passenger car range and NEV.

• Passenger car suspension
• NEV chassis

The lower control arm assembly, i.e. the lower control arm assembly, is a key load-bearing part of the suspension guiding mechanism, responsible for wheel positioning and load transfer. Shanghai Huizhong manufactures it from high-strength steel/aluminum alloy with cathodic electrophoresis anti-corrosion, supplying Volkswagen, GM, SAIC and NEV OEMs.

Material: high-strength steel/aluminum alloy; Anti-corrosion: cathodic electrophoresis; Supply: suspension guiding; Annual capacity: over 3 million control arms; Fit: passenger cars and NEV.

• Passenger car suspension
• NEV models

The wheel carrier (integrated with or separate from the steering knuckle) is the load-bearing part connecting the suspension and wheel, carrying the steering and kingpin axis. The company's main products cover steering knuckles and wheel carriers, using differential pressure casting or forged aluminum alloy processes to meet high-strength and lightweight requirements.

Process: aluminum alloy differential pressure casting/forging; Load: steering and kingpin axis; Material: aluminum alloy/ductile iron; Fit: passenger cars and NEV.

• Passenger car steering suspension
• NEV chassis

The front subframe is a chassis stamped part shown in the "Main Products" section of the official website, formed by stamping and welding the upper and lower shells (housings), and is the core component of the subframe assembly. Shanghai Huizhong has a complete process chain of aluminum alloy differential pressure casting, stamping, welding and electrophoresis, meeting various technical and manufacturing requirements for subframes.

Composition: upper/lower stamped shells; Process: stamping+welding+electrophoresis; Material: high-strength steel/aluminum alloy; Display: official website main products section.

• Passenger car front subframe
• NEV chassis

The front lower control arm is a suspension stamped part shown in the "Main Products" section of the official website, formed by stamping the upper and lower shells and then welding and assembly, constituting the load-bearing structure of suspension guiding. Working with the subframe and stabilizer bar, it is one of the chassis structural parts supplied in volume by Shanghai Huizhong.

Composition: upper/lower stamped shells; Process: stamping-welding; Material: high-strength steel; Display: official website main products section.

• Passenger car suspension
• NEV models

The Istana business and special purpose vehicle series was a historical product line in the commercial vehicle segment of Shanghai Huizhong, once with an annual capacity of 15,000 units and awarded the title of "Best Commercial Vehicle". It appears in the company's registered business scope and product system, reflecting Huizhong's layout in the commercial vehicle manufacturing field.

Models: business/special purpose vehicles; Historical capacity: about 15,000 units/year; Honor: Best Commercial Vehicle; Status: historical product line in business scope.

• Business reception
• Special modified vehicles
• Urban logistics

The 15-ton class heavy-duty truck series (Land Fleet / Shanghui brand) was a historical product line in the commercial vehicle segment of Shanghai Huizhong, once with an annual scale of 10,000 units, holding an important position in the commercial vehicle market. Listed in the company's registered business scope, it reflects Huizhong's accumulated capability in complete commercial vehicle manufacturing.

Tonnage: 15-ton class; Historical capacity: about 10,000 units/year; Brand: Land Fleet/Shanghui; Status: historical product line in business scope.

• Engineering transport
• Heavy-duty trucks
• Special chassis

The Shanghui brand luxury coach is one of the products in the commercial vehicle segment of Shanghai Huizhong, listed in the company's registered business scope and product system. As early as 2002, the Shanghai Huizhong automotive chassis plant rolled out its first prototype coach, reflecting its technical foundation in coach chassis and complete vehicle manufacturing.

Brand: Shanghui; Type: luxury coach; Base: coach chassis and complete vehicle manufacturing; Status: product listed in business scope.

• Highway passenger transport
• Group shuttle
• City bus