ISO9001 & 14001 and IATF16949 certified manufacturer. Specializing in custom wiring solutions that ensure durability, safety, and precision for your most critical vehicle systems.

Custom Automotive Wire Harness Solutions
Sun Ray provides custom wire harness solutions designed for full compatibility and are widely used in a variety of automobile applications. We supply automotive cable assemblies for passenger cars, new energy vehicles, and commercial vehicles worldwide. Our precision engineering ensures reliable performance — meeting strict automotive standards and global customer requirements.
Solutions for Automobile

Why Choose Sun Ray for Automotive Wire Harness
Quality Control for Automotive Wire Harness
Automobile Monitor Wire Harness
In-cardisplays, side-mirror and infotainment systmes




Car Speaker Wire Harness
Audio and entertainment wiring




Electric Car Wire Harness
HV & LV battery connections








Electric Seat Wire Harness
Seat airbag, heater and adjustment control




Lighting System Wire Harness
Headlight, fog, tail light and indicator systems




Other Automotive Wire Harness
Main harnesses, dashboard wire harness, electric rear wing, and OBDII




Reverse System Wire Harness
Parking sensors and rear cameras




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