Company profile
Anhui Zhongding Sealing Parts Co., Ltd. is a verified Chinese manufacturer in the new-energy vehicle supply chain. Its documented manufacturing scope includes Sealing, fluid and EV thermal-management systems.
Products
Sealing System
Zhongding's sealing system business covers rubber sealing components for automotive powertrains, transmissions, braking, and new-energy drive systems, including rotary shaft oil seals, O-ring/D-ring seals, grounding rings, and magnetic signal wheels, applied in fuel vehicles and new-energy vehicles.
Product forms mainly include rotary shaft oil seals, O-ring/D-ring seals, and metal-clad seals; materials mainly include fluoroelastomer (FKM), acrylic rubber (ACM), silicone rubber, and polyurethane; operating temperature range -40°C to 200°C; maximum linear speed of high-speed oil seal up to 30 m/s; grounding ring used for motor shaft potential discharge and EMC protection.
- Automotive engine
- Gearbox/transmission
- New-energy drive motor
- Wheel hub bearing unit
- Reducer
Fluid and Thermal Management System
The fluid and thermal management system covers cooling, lubrication, and ventilation line assemblies for automotive engines, transmissions, and new-energy three-electric systems, including oil-cooling pipes, flow pipes, spray pipes, and ventilation pipe assemblies, supporting vehicle thermal management.
Pipes mainly use rubber/nylon/multi-layer composite hoses; pressure rating covers medium-low to high-pressure hydraulic conditions; temperature resistance -40°C to 150°C; can integrate quick-connect fittings and temperature sensors; oil-cooling pipe used for motor/battery oil-cooling circuits.
- Engine lubrication and cooling
- Gearbox oil cooling
- New-energy vehicle battery/motor thermal management
- Hydraulic system
Vibration Damping, Noise Reduction and Intelligent Chassis System
The vibration damping, noise reduction, and intelligent chassis system covers body and powertrain mounts, hydraulic mounts, and various buffer/resonator blocks, used to reduce vehicle vibration and noise and support intelligent chassis functions.
Products mainly include rubber-metal composite mounts, hydraulic mounts, and engineering-plastic buffer blocks; vibration isolation frequency covers a wide band; can withstand body static loads and dynamic impacts; features durable anti-aging performance.
- Body and powertrain mounts
- Door/hatch/seat cushioning
- Intelligent chassis NVH
Intelligent Suspension System
The intelligent suspension system covers magnetorheological dampers, magnetorheological fluid, suspension controllers, and sensors, spanning passenger cars, commercial vehicles, cabs, and seats, achieving active/semi-active damping adjustment.
Core is magnetorheological (MR) damper and magnetorheological fluid; response time at millisecond level; damping force continuously adjustable; controller integrates body acceleration and displacement sensors for closed-loop regulation.
- Passenger car active suspension
- Commercial vehicle suspension
- Cab mounts
- Seat damping
New Field Deployment
The new field deployment covers humanoid robot bodies and core components (harmonic reducers, force/torque and six-axis force sensors), six-axis joint calibration instruments, and extends into emerging directions such as robotics and liquid cooling.
Cup-type harmonic reducers feature high precision and compact size; six-axis force/force-sensing/torque sensors reach industrial-grade precision; calibration instrument is a multi-axis joint calibration device; aimed at robot joints and humanoid robot bodies.
- Humanoid robot bodies
- Robot joint reduction and force control
- Liquid cooling/data center heat dissipation (new direction)
Production evidence
The cited official source confirms manufacturing capability for Sealing, fluid and EV thermal-management systems and a direct connection to new-energy vehicles.
This profile is based on confirmed public information. It is not an audit, certification or commercial endorsement.
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