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How to Identify China 5 and China 6 Standards When Buying a Car?

4 Answers
FaithLee
07/24/25 3:24pm
Methods to distinguish between China 5 and China 6 standards are as follows: 1. Vehicle Conformity Certificate: Upon leaving the factory, each vehicle comes with a Vehicle Conformity Certificate stamped by the manufacturer or signed by the vehicle conformity supervisor. 2. Environmental Information Onboard List: This list directly indicates the vehicle's environmental impact and specifies which emission standard it meets. Consumers can clearly determine the vehicle's exhaust emission stage by reviewing this onboard list. 3. Vehicle Qualification Certificate: The qualification certificate is a crucial document for a car, essential for vehicle registration. Only cars with this certificate meet the national requirements for motor vehicle equipment quality and relevant standards.
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DelLane
08/10/25 7:21am
I want to talk about how to identify China 5 and China 6 emission standards from a car enthusiast's perspective. When buying a car, the most straightforward method is to check the vehicle's nameplate or environmental label, which is usually located under the hood or on the door frame. It will clearly state the emission standard, such as China 6B or China 5. Last time I went to a 4S dealership to buy a car, I specifically took photos with my phone to check and found out it was a newly released China 6 model. Also, don’t just listen to the salesperson’s pitch—always ask to see the vehicle’s conformity certificate, which details the production date and standard. China 6 became mandatory from 2020 onward, so new cars after 2020 are most likely China 6. You need to be even more careful when buying a used car. A friend of mine got burned—the car was from 2018, and he didn’t inspect it carefully, only to later find out it couldn’t be driven in restricted zones. Remember, checking these details can save you money and give you peace of mind, since China 6 is more environmentally friendly and enjoys better policy support.
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AaliyahLynn
09/25/25 7:26am
As someone who often helps friends choose cars, I find identifying China 5 and China 6 emission standards quite simple. The key is to check the vehicle documents, such as the vehicle license, which includes emission information—usually noted under the vehicle type section. China 6 vehicles will be clearly marked as 'China 6,' while unmarked ones are likely China 5. Additionally, using a mobile app is very convenient; just input the VIN to get the result. I prefer using the official app from the Ministry of Ecology and Environment, which allows scanning the QR code on the vehicle. After the implementation of the China 6 standard, many cities have imposed restrictions on China 5 vehicles, and purchasing a used one may lead to issues during transfer. My personal advice is to prioritize China 6-compliant new cars—they’re hassle-free and eco-friendly. Spending a few extra minutes verifying before buying can save you future headaches.
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MacBrielle
11/09/25 2:45am
Last time I bought a car, I specifically researched how to distinguish between China 5 and China 6 emission standards. Simply put, check the vehicle's nameplate information, which will state the emission standard; or identify through the vehicle model number - China 6 models usually include letters like VI in their model designation. For an even easier approach, just ask the seller for direct proof, as new car dealerships typically have documentation on display. Additionally, China 6 compliant vehicles usually have better fuel efficiency, which is another fairly easy way to identify them.
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