OEM/ODM Since 2017

Connecting the
Future of Energy.

YUYUAN delivers precision wire harness solutions for the global automotive and energy storage sectors. We engineer reliability into every connection.

8+
Production Lines
100%
E-Test Inspection
YUYUAN Manufacturing Facility
Certified
ISO/IATF 16949

Engineered for Reliability

From prototype to mass production, we provide one-stop manufacturing services tailored to your specifications.

Customization

We build exactly to your drawings or photos. Our engineering team supports structure optimization for cost and performance.

Global Compliance

Materials and processes compliant with CE, UL, RoHS, and REACH. Trusted by clients in Europe and the Americas.

Scalable Production

8 professional production lines equipped with automated cutting and crimping machines ensure rapid delivery for urgent orders.

Zero-Defect Quality Control

Our ISO 9001 certified process ensures every wire harness meets the rigorous demands of automotive and industrial applications.

1

Material Inspection

Rigorous incoming quality control (IQC) for all raw materials, ensuring RoHS/REACH compliance.

2

Precision Assembly

Automated processing monitors crimp height and pull force in real-time.

3

100% Final Testing

Every unit undergoes electrical series, pressure, and tension testing before shipment.

Quality Control Process
Precision First

Exceeding international standards.

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