Vehicle decompression must have the owner's ID card, vehicle driving license and big notebook, as well as the repayment settlement decompression certificate issued by the car loan financial unit before it can be handled by the vehicle management department.

The driver's license is valid for a long time, but it needs to be examined annually. The newly purchased ordinary family cars are exempt from inspection for the first six years, and the first inspection is conducted from June to 15 every year, and every six months after 15. First trial every year for the first five years, every five years or longer, and every six months.