Can National VI Diesel Vehicles Enter Beijing?
1 Answers
National VI diesel vehicles can enter Beijing. Below are the specific details about the National VI emission standards: 1. Identification: The National VI emission standard is marked as "Ⅵ" using Roman numerals. National I is marked as National 1, National II as National 2, National III as National 3, National IV as National 4, and National V as National 5. 2. Emission levels: The National VI standard sets the carbon monoxide emission limit at 700 milligrams per kilometer. Compared to National V, the National VI standard is more stringent, reducing nitrogen oxides by 77% and particulate matter by 67%. It also introduces limits on particulate number and imposes stricter requirements on the durability of emission control devices and onboard diagnostic systems.