Legal analysis: 075 1-8462963. Vehicle management office, the full name of the vehicle management office, is mainly responsible for the registration, change, transfer, mortgage and cancellation of motor vehicles. The vehicle management office applies for, supplements, redeems, verifies and accepts other businesses related to motor vehicles and drivers. Every motor vehicle and driver's license business post in the DMV has the obligation to supervise the work of the last post. If it is found that the procedures handed in at the last post are in doubt, or the business is handled in violation of regulations, the documents and forms are not standardized, and they are not signed and sealed as required, they should report to the supervision post. The post of supervisor should be investigated and handled immediately, and the handling records should be made.

Legal basis: Provisions on the Application and Use of Motor Vehicle Driving License Article 2 These Provisions shall be implemented by the traffic administrative department of the public security organ. The traffic administrative department of the provincial public security organ is responsible for the guidance, inspection and supervision of the motor vehicle driving license business in this province (autonomous region or municipality directly under the Central Government). The traffic administrative department of the public security organ of the municipality directly under the central government, the traffic administrative department of the city divided into districts or the traffic administrative department of the public security organ at the same level shall be responsible for handling the motor vehicle driving license business within their respective administrative areas. The vehicle management office of the traffic management department of the public security organ at the county level can handle other motor vehicle driver's license business except the driving skill test for large passenger cars, heavy tractors, city buses, medium-sized passenger cars and large trucks. The specific business scope and handling conditions shall be determined by the traffic management department of the provincial public security organ.