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How to Check the Vehicle's Emission Standard?

4 Answers
RichardLee
07/29/25 5:27pm
Methods to check the vehicle's emission standard: 1. Environmental label: The simplest and most direct way is to look at the vehicle's environmental label, which has clear markings on the back. 2. Website inquiry: Log in to the website of the Motor Vehicle Exhaust Pollution Supervision and Management Center to check. 3. Vehicle management office inquiry: Bring the motor vehicle registration certificate (original or copy) to the vehicle management office for inquiry. 4. Factory certificate: If it is a new car, you can check the vehicle's factory certificate. However, the general vehicle certificate is kept at the vehicle management office. Therefore, when buying a new car, it is recommended to make a copy for future reference to check the vehicle-related information.
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LaElle
08/14/25 8:25am
Last time I helped a friend check the emissions of his used car, I found the most reliable method was to directly look at the environmental label on the front windshield. That little yellow or blue label has 'China IV' or 'China V' printed in the bottom right corner. If you can't find the label, simply take out your phone and snap a photo of the VIN (that 17-digit alphanumeric combination in the lower left corner of the windshield), then open the official website of the 'Motor Vehicle Environmental Protection Network', enter the VIN into the query box, and you'll get the results in three seconds. Some cities also allow you to search for the 'Environmental Query' mini-program on WeChat, where you can upload a photo of the vehicle license to get the job done. The key is not to blindly trust what the dealer says—checking it yourself is the only way to be sure, as the price difference between China V and China VI used cars can be tens of thousands.
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HeidiDella
10/13/25 7:05am
To check the emission standard, the most accurate method is to refer to the Vehicle Conformity Certificate in your purchase documents. Just flip to the 'Emission Standard' section—it clearly states GB18352.5-2013 for China 5 or GB18352.6-2016 for China 6. If you've lost the certificate, don't panic. Simply bring your ID card and vehicle license to the DMV service window. Last time I accompanied a relative to check, the staff entered the license plate number into the system and printed out an official vehicle environmental information sheet with a seal in just two minutes. It even showed emission change records for natural gas conversions.
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MacJade
11/26/25 8:04am
Here are three official ways to recommend: First, call the 12369 environmental hotline to report the license plate number for inquiry; second, take the green book to the after-sales department of the 4S store—they can check the configuration database faster than us using the manufacturer's system; third, pay attention to the vehicle nameplate, that aluminum plate in the engine compartment—China VI vehicles usually have markings like 'meets RDE limits.' Nowadays, many used car platforms also have built-in emission query functions. When uploading the driver's license photo, remember to cover private information, as many cities no longer allow the transfer of China III and China IV vehicles.
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