In which year was the China 6 standard implemented?

1 Answers
VonIsabel
07/30/25 12:58am
The China 6 standard includes two emission limit schemes, China 6a and China 6b, which were implemented in 2020 and 2023 respectively. The following is a detailed introduction to the China 6 standard: 1. Relevant data regulations: China 6A stipulates specific standards such as carbon monoxide 700mg/km, non-methane hydrocarbons 68mg/km, nitrogen oxides 60mg/km, etc. China 6B stipulates specific standards such as carbon monoxide 500mg/km, non-methane hydrocarbons 35mg/km, nitrogen oxides 35mg/km, PM fine particles 3mg/km, etc. 2. Other aspects: After the implementation of the China 6 standard, it only affects the registration of new China 5 vehicles. Already registered and annually inspected China 5 vehicles will not be affected in normal use.
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