Legal basis: Article 14 of the Measures for the Administration of Highway Traffic in People's Republic of China (PRC), when a motor vehicle passes on an expressway, it shall drive in the lane.

Small passenger cars with a design speed of 130 km or more drive in the second lane; Large buses, trucks and minibuses with a design speed of less than 130 km per hour are driving in the third lane.

Small passenger cars with a design speed of 130 km or more with more than four lanes run in two or three lanes; Large buses, trucks and minibuses with a design speed of less than 130 km per hour run in the third and fourth lanes or the lanes extending to the right.

Motorcycles travel in the rightmost lane.