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Precision Steering Systems for the Future of Mobility

Chongqing Ujoin Auto Parts Co., Ltd. is a leading innovator in automotive steering technology, specializing in R&D, production, and sales of intelligent steering systems for traditional and new energy vehicles. Certified under ISO14001:2015 and IATF16949:2016, we are committed to becoming the industry leader in EPS products for ADAS systems.

Ujoin Auto Parts
Ujoin Factory

About Ujoin Auto

Chongqing Ujoin Auto Parts Co., Ltd. focuses on the research, development, production, and sales of automotive steering system components. With over 200 employees, including 40 technical R&D personnel and 30 quality inspection experts, we operate two modern factories covering 30,000 square meters.

We have achieved ISO14001:2015 and IATF16949:2016 quality management system certifications and have been recognized as an “Advanced, Precision, Cutting-edge Enterprise.” Our strategic focus extends from traditional automotive platforms to next-generation new energy vehicles.

200+
Employees
30,000m²
Factory Area
40
R&D Engineers
30
Quality Inspectors

Our Product Range

Ujoin Auto delivers high-performance, intelligent steering solutions designed for reliability, precision, and integration with advanced driver assistance systems (ADAS). Explore our core product lines below.

C-EPS Electric Power Steering

C-EPS System

Column-assist Electric Power Steering system offering lightweight design, high efficiency, and seamless integration with ADAS platforms.

DP-EPS Dual Pinion EPS

DP-EPS System

Dual Pinion Electric Power Steering with enhanced torque response, ideal for mid-to-large vehicles and new energy platforms.

Steering Rack Assembly

Steering Rack

High-precision rack and pinion assembly engineered for durability, low noise, and optimal steering feel across vehicle types.

Steering Column

Steering Column

Modular steering column systems with adjustable tilt/telescopic functions and integrated safety mechanisms.

EPS Motor Assembly

EPS Motor

High-efficiency brushless motor designed for C-EPS and DP-EPS systems, delivering smooth assist and long service life.

Torque Sensor Module

Torque Sensor

Precision torque detection module enabling accurate steering assist control and ADAS compatibility.

Steering Linkage Kit

Steering Linkage

Complete linkage kits with ball joints and tie rods for reliable connection between steering rack and wheels.

Electronic Control Unit

EPS ECU

Embedded electronic control unit with proprietary software algorithms for adaptive steering response and fault diagnostics.

Why Choose Ujoin Auto?

We combine cutting-edge engineering, rigorous quality control, and global market insight to deliver steering systems that meet the highest industry standards.

Certified Quality

ISO14001:2015 and IATF16949:2016 certified. Committed to environmental responsibility and automotive-grade quality assurance.

Innovation-Driven

Over 40 R&D engineers and multiple software copyrights. Focused on intelligent driving and ADAS-compatible EPS technologies.

Global Reach

Partnering with international OEMs and Tier-1 suppliers. Products designed for global market compliance and performance.

200+
Employees
30,000m²
Production Area
40
R&D Engineers
2
Modern Factories

Frequently Asked Questions

What is EPS and how does it work?

Electric Power Steering (EPS) uses an electric motor to assist the driver’s steering input. It improves fuel efficiency, reduces emissions, and enables integration with ADAS features like lane-keeping assist.

What types of EPS systems does Ujoin Auto offer?

We specialize in Column-assist EPS (C-EPS) and Dual Pinion EPS (DP-EPS) systems, both designed for high performance, reliability, and compatibility with new energy vehicles.

Is Ujoin Auto certified for automotive quality standards?

Yes, we are certified under ISO14001:2015 (Environmental Management) and IATF16949:2016 (Automotive Quality Management System), ensuring our processes meet global OEM requirements.

Do you supply to new energy vehicle manufacturers?

Absolutely. Our product development strategy includes expanding our EPS and steering system offerings specifically for electric and hybrid vehicles.

Can I request custom EPS solutions?

Yes. With our in-house R&D team and proprietary technologies, we support OEMs with customized EPS system design, software tuning, and integration services.

Get in Touch

For inquiries, partnerships, or technical support, reach out to our team directly.

sales02@ujoinautoparts.com
+86-15213095269 (WeChat & WhatsApp)
The First Longitudinal Line, 150m West of Xiyuan North Street, Chongqing, China

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