Motor vehicles and trailers. Vehicles other than railway or tramway rolling- stock, and parts and accessories thereof (HS 87) road vehicle systems (ICS 43.040)
National Standard of the P.R.C., Protection Requirements on the Lateral and Rear Lower Part of Motor Vehicles and Trailers (21 pages, in Chinese)
The document specifies the technical requirements for protection devices on the Lateral and Rear Lower Part of Motor Vehicles and Trailers. It applies to vehicles of categories N2, N3, O3 and O4.