1. Shanghai AZ is the license plate of the first batch of autonomous vehicles in Shanghai. The prefix A and the letter Z are the initials of the own vehicle. In Shanghai, Shanghai A, Shanghai B, Shanghai D and Shanghai E are all the same. To put it simply, Shanghai A is used up, and then it will be discharged to Shanghai B, and so on.

2. The car number plate is a hard number plate with a registration code, which has a uniform format and style stipulated by the national vehicle management regulations. The vehicle management authority will issue the car that has applied for the number plate after examination, inspection and registration. The main function of the license plate is to know the vehicle area through the license plate, and also to find the owner and registration information of the vehicle according to the license plate. Shanghai AZ license plate is the first batch of license plates of self-owned vehicles in Shanghai. The prefix A and the letter Z are the first letters of the own vehicle "self".