How to Identify the National Emission Standard on the Vehicle License?

1 Answers
DiRiver
07/30/25 7:35am
To identify the national emission standard on the vehicle license, check the vehicle model number: if it starts with 'bh', the suffix 'w' or 'x' indicates China III emission standard, 'y' indicates China IV, 'v' indicates China V, and 'vi' indicates China VI. Other methods to check the vehicle's emission standard include: 1. Review the motor vehicle conformity certificate; 2. Check the vehicle's accompanying documents for the emission standard in the vehicle information section; 3. Check the conformity certificate; 4. Visit the official motor vehicle environmental protection website for inquiries; 5. Inspect the vehicle's environmental protection label. The 'National' emission standards refer to China's phased vehicle emission standards, from China I to China VI, marked by the symbols i, ii, iii, iv, v, and vi respectively.
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