1. Incoming material acceptance: Conduct environmental testing using ROHS instruments to test whether all incoming materials required for wire harnesses comply with ROHS standards. Required equipment: OHS testing equipment. Process requirements: The incoming materials must not contain harmful substances such as lead (Pb), mercury (Hg), cadmium (Cd), brominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), etc.

2. Wire feeding equipment: Place the required processed wire on the transfer wire feeding rack. Required equipment: Wire feeder. Process requirements: Be careful not to scratch or scrape the surface of the wire.

3. Wire feeding: Place the wire into the wire feeder and secure it. Required equipment: Wire feeder. Process requirements: Be careful not to scratch or scrape the surface of the wire.

4. Wire cutting: Use a wire cutting machine to cut the required length of wire. Required equipment: Computer cutting machine. Process requirements: Do not cut the surface of the wire; Do not cut off copper wires; The deviation of peeling length shall not exceed ± 1mm.

5. Wire stripping: Peel off the insulation of the corresponding length of the wire at the joint according to SOP requirements. Required equipment: Pneumatic peeling machine. Process requirements: Do not crush the surface; The deviation of peeling length shall not exceed+1mm.