Expand the use of electronic, integrated, and networked in-vehicle information systems, entertainment and control systems, and intelligent charging management systems, and make full use of the new generation of information networks, cloud computing, and big data technologies to efficiently allocate vehicle resources and effectively solve traffic safety , Traffic congestion, difficulty in parking and difficulty in charging, etc., make electric vehicles more suitable for the ultimate unmanned driving, smart grid, and the intelligentization of future urban traffic.