According to the Circular on Further Strengthening the Management of Motorcycle Traffic Order issued by the Traffic Management Bureau of Chengdu Public Security Bureau on August 5, 20 17, it is forbidden for three-wheeled motorcycles, three-wheeled mopeds and two-wheeled motorcycles (except special motorcycles for police and emergency rescue) with engine displacement above 150 ml to drive within the Chengdu Ring Expressway (G420 1).
Motorcycles that have not obtained the permission to enter the city are prohibited from driving on the roads within the Third Ring Road (excluding the third ring road auxiliary road) and east of Jiannan Avenue, Ke Hua South Road, Century City Road and Century City South Road, north of Tianfu Fourth Street and Tianhua Second Road (including the above roads) and south of the third ring road (excluding the third ring road auxiliary road) all day.