What are the differences between China 5 and China 6 emission standards for passenger cars?
1 Answers
The differences between China 5 and China 6 emission standards for passenger cars lie in their control levels, release dates, and issuing authorities. Below are the specific distinctions between China 5 and China 6 emission standards for passenger cars: 1. Different control levels: The China 5 standard's emission control level is equivalent to the European Union's Stage 5 emission standards currently in effect. The China 6 standard for motor vehicle pollutant emissions is designed to prevent environmental pollution caused by exhaust emissions from compression-ignition and gas-fueled spark-ignition engines, protect the ecological environment, and safeguard human health. 2. Different release dates: The China 5 standard was released on September 17, 2013. The China 6 standard for motor vehicle pollutant emissions was released on June 22, 2018 (for heavy-duty diesel vehicles). 3. Different issuing authorities: The China 5 standard was issued by the Ministry of Environmental Protection. The China 6 standard for motor vehicle pollutant emissions was jointly issued by the Ministry of Environmental Protection and the General Administration of Quality Supervision, Inspection and Quarantine.