This standard stipulates the mass of each occupant, the mass of carry-on items and carry-on luggage; the determination method of the number of occupants; the calculation method of loading mass. This standard is applicable to the passenger cars stipulated in GB/T12427 "Passenger Car Product Series Spectrum".
GB/T 12428-1990 history
2023GB/T 12428-2023 Calculation method of passenger car loading mass