As the basis of automobile industry, auto parts are the necessary factors to support the sustained and healthy development of automobile industry. In particular, the current auto industry is vigorously carrying out independent development and innovation, but also need a strong component system for support. The independent brand and technological innovation of the whole vehicle need parts as the basis, and the independent innovation of parts has a strong driving force for the development of the whole vehicle industry. They interact with each other. Without the independent brand of the whole vehicle, it is difficult to burst out the R & D and innovation ability of the strong parts system. Without the support of the strong parts system, it will be difficult for the independent brand to continue.