The Internet of Vehicles involves transportation, automobile, information, communication and other industries, which reflects the cross-border integration of manufacturing and service industries. It is a trillion-dollar market with considerable room for development. Therefore, it is highly valued at home and abroad, and many related top-level domains have been registered.
Although the car networking industry has great potential, it is still in the primary stage (as shown in figure 1), and it is still in the car networking stage, that is, using 2G/3G/4G, mainly to open up internal and external information flow and solve the problem of "communication". Some open businesses have achieved cross-brand services and are accumulating "user scale".