The process of automobile digitization, intelligence, and network connection promotes the prosperity of motor vehicle electronic products but also puts forward more stringent requirements for the selection of materials. Motor vehicles need to be equipped with more wiring harnesses and sensors, vibration, heat and another extreme environments inside the car also bring new tests to the service life of electronic products. In addition, consumers pay more attention to the comfort and safety of motor vehicle driving and riding. Vibration and noise reduction, anti-fatigue and sheathing design, intelligent car lights, and other humanized designs are being more and more considered.

In the running of the car, the various parts of the car should work together, and the various parts should cooperate closely, and the cooperation of the various parts of the car, the car connector has played a very important role. Connectors have always been valued by engineers in the automobile industry, whether it is a traditional automobile or a new energy automobile. In some traffic accident analyses, it has been found that many traffic accidents are caused by connector failure. The design requirements of automobile connectors are generally divided into the following points: