Automobile wiring harness is the network main body of the automobile circuits. No wiring harness, there is also no automobile circuit. Wire Harness refers to the subassembly making up connection circuits by banding these wire harnesses maden from crimping pieces by the contact terminal (connector) punched by material copper and wire & cable after crimping, then plastic Pressing insulator or adding metal shell on outside. Wiring harness industry chain includes wire and cable, connectors, processing equipment, wiring harness manufacturing and application industry of the downstream. Wire harness has a very wide range of application and can be used in cars, household appliances, computer and communication equipment, electronic instrument and meter etc. Car body's harness connects the whole body, general shape presents H shape.