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How to Check if a Car Meets China 5 or China 6 Emission Standards?

3 Answers
AaliyahMarie
07/29/25 10:32am
How to Check if a Car Meets China 5 or China 6 Emission Standards? The methods are: 1. Check the vehicle's factory certificate; 2. Check the vehicle's environmental protection standard list; 3. Check the vehicle's conformity certificate. The differences between China 5 and China 6 are: 1. Different carbon monoxide emissions: China 5 emission is 1000mg; China 6 emission is 700mg. 2. Different full names: China 5 is officially called the National Fifth Stage Motor Vehicle Pollutant Emission Standard; China 6 is officially called the National Sixth Stage Motor Vehicle Pollutant Emission Standard. Both China 5 and China 6 regulate the content of harmful gases such as carbon monoxide, hydrocarbons, nitrogen oxides, particulates, and soot emitted from vehicle exhaust.
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Ulysses
08/13/25 2:51pm
I remember being curious about emission standards when buying a car. China 5 is an older standard, while China 6 is newer and more environmentally friendly. The simplest way to check is to open the car hood and look for a label near the engine, usually printed with China V or China VI. For a legally registered car, the vehicle registration certificate or environmental protection list will also clearly indicate the standard. If you're worried about accuracy, download the DMV app on your phone, enter the VIN to query, and you'll get immediate results. I've tried this method myself, and it's reliable, especially when buying a used car to avoid being scammed. Now that China 6 is being promoted nationwide, China 5 cars may not be able to get licensed in some areas. Checking carefully can save you money. In short, maintaining environmental awareness is important. Double-checking is always right—don’t let laziness cause problems.
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DeColin
10/07/25 5:33am
As a car enthusiast, I often help friends check emission standards. Checking China 5 and China 6 is not difficult: first find the vehicle's VIN (chassis number), then search online for the Ministry of Ecology and Environment's query platform, input the number, and the results will be displayed. The China 6 standard is much stricter, with most new cars upgraded after 2019. It is divided into China 6a and China 6b phases, with varying details. By the way, when buying a new car, directly ask the salesperson for the configuration sheet, which clearly lists the standard. For used cars, don't forget to check the position of the nameplate to prevent fraud. Paying attention to these small details can make the vehicle more environmentally friendly in the long run. I think understanding the standards helps in choosing a cleaner ride.
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