For example, the license plate is a car in Guangzhou, Guangdong Province. Guangdong represents Guangdong Province, a represents Guangzhou City, and Yue a is the license plate code of Guangzhou city.
White represents military and police signs, such as gk12001, representing Guangzhou Military Region.
Zhejiang a1063 police, representing the car of Hangzhou Public Security Bureau. Blue represents an ordinary car.
Yellow represents ordinary large vehicles.
Black represents the use of foreign personnel in Chinese investors or important people.