This standard specifies the emission standard values for type certification and production consistency inspection tests of light-duty vehicle emission pollutants and the durability requirements for emission control devices. This standard applies to light vehicles powered by ignition-type four-stroke engines or compression-ignition engines with a maximum design speed greater than or equal to 50km/h.
GWPB 1-1999 history
2001GB 18352.1-2001 Limits and measurement methods for emissions from light-duty vehicles(Ⅰ)
1999GWPB 1-1999 Emission standard for pollutants from light-duty vehicle