The electronic identification of automobiles is produced by manufacturers who have obtained qualifications from the Ministry of Public Security. The size is 86 * 54 * 2.5mm, installed in the microwave window area on the inside of the car's front windshield. The identification internally stores information such as license plate number, vehicle type, and usage nature, while the user area supports writing other information. Anti disassembly, instant damage upon disassembly, information encryption transmission authentication.