When did the China IV emission standard come into effect?
1 Answers
China IV standard was first implemented in 2010, and nationwide implementation was completed in 2013. Here is some information about the China IV emission standard: 1. Introduction: China IV emission standard is the fourth phase national standard for motor vehicle pollutant emissions. 2. Vehicle emission pollutants: mainly include HC (hydrocarbons), NOx (nitrogen oxides), CO (carbon monoxide), PM (particulate matter), etc. 3. Purpose: Through the application of technologies such as improved catalytic converter active layers, secondary air injection, and exhaust gas recirculation systems with cooling devices, the standard aims to control and reduce vehicle emissions to below specified limits.