What does China VI b mean?
1 Answers
China VI b is the second phase of the China VI emission standards. The China VI b standards are: 1. The carbon monoxide emission per kilometer driven must not exceed 500 milligrams; 2. The non-methane hydrocarbon emission per kilometer driven must not exceed 35 milligrams; 3. The nitrogen oxide emission per kilometer driven must not exceed 35 milligrams; 4. The PM fine particulate matter emission per kilometer driven must not exceed 3 milligrams. The methods to check the emission standard of a vehicle are: 1. Check the vehicle's environmental protection compliance label; 2. Look at the page where the vehicle's certificate of conformity number begins; 3. Estimate the vehicle's emission standard based on its manufacturing year; 4. Use the original or a copy of the motor vehicle registration certificate to inquire at the local vehicle management office.