The license plate of Changchun starts with Ji A. At present, the license plate of Jilin Province is like this: Ji A is Changchun, Ji B is Jilin, Ji C is Siping, Ji D is Liaoyuan, Ji E is Tonghua, Ji F is baishan city, Ji G is Baicheng, Ji H is Yanbian Korean Autonomous Prefecture, and Ji J is Songyuan. License plate, commonly known as license plate, also refers to vehicle license plate, which is used to register the number and information of each vehicle and imprint the registration number, registration area or other related information of the vehicle on it. Its main function is to know the area where the vehicle is located through the license plate, and also to find the owner and registration information of the vehicle according to the license plate.