This standard is the classification of motor vehicles and trailers. In this standard, motor vehicles and trailers are divided into L, M, N, O and G. This standard applies to cars, trailers and motorcycles used on the road.
GB/T 15089-2001 Referenced Document
GB/T 3730.1-2001 Motor vehicles and trailers-Types-Terms and definitions
GB/T 15089-2001 history
2001GB/T 15089-2001 Classification of power-driven vehicles and trailers