Road administration is to control overload and safeguard road rights, that is, all ancillary facilities belonging to highways are managed by road administration, mainly based on highway law.

Transportation administration is an illegal act of managing operating vehicles, such as modification and throwing objects. Mainly based on the "Regulations on Road Transportation"

The inspection work mainly includes: vehicle operation procedures, special passes for extra-wide and special vehicles, green passage vehicle signs, modification of trucks that affect toll-by-weight vehicles, approval and inspection of vehicles that meet the free policy, etc.

Internal inspection

Check the main work, charges, civilized service and business implementation of toll stations.