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How to distinguish between China V and China VI emission standards?

3 Answers
VanSophie
09/04/25 4:32am
Here are the methods to distinguish between China V and China VI emission standards: 1. Currently, there are no prominent visual markers to differentiate China V and China VI standards. The main difference lies in their respective exhaust emission limit requirements. 2. Vehicles meeting China V or China VI standards can be distinguished through data on the Vehicle Conformity Certificate, Environmental Protection List, and Vehicle Type Approval Certificate. The Vehicle Conformity Certificate will clearly indicate which emission standard (China V or VI) the vehicle complies with, so it's important to verify this information before final payment. 3. Compared to the Vehicle Conformity Certificate and Environmental Protection List, the Vehicle Type Approval Certificate uses a different marking method. Under the exhaust emission standard section, there's a CCC certification code - normally a string of numbers where the digit after the decimal point indicates the emission standard (e.g., 5 for China V, 6 for China VI). 4. Currently, China V emission control levels are equivalent to Europe's Euro 5 standards, imposing stricter limits on nitrogen oxides, hydrocarbons, carbon monoxide, and particulate matter. Each upgrade from China I to China IV has reduced single-vehicle pollution by 30%-50%.
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JulietteFitz
09/16/25 5:36am
I'm always into cars, and telling China 5 from China 6 emission standards is a breeze. Just check the environmental label stuck on the windshield – China 5 vehicles are clearly marked 'China 5', while China 6 ones show 'China 6', sometimes with subcategories like A or B but always featuring the number six. The China 6 standard, implemented around 2019, is way stricter than China 5 with significantly lower pollutant limits – particulate emissions, for instance, were cut by over half. When car shopping, I always check this label first. Though China 6 vehicles cost more upfront, they're more fuel-efficient and eco-friendly long-term. Buying used? Don't forget to verify the emission level on the registration certificate or environmental card to avoid outdated models. Bottom line – one glance at the label tells all.
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SanLydia
10/30/25 6:09am
At our dealership, customers often ask me about this distinction. The environmental label is typically affixed to the upper right corner of the windshield—the China 5 label clearly states 'China 5' in five characters, while the China 6 label reads 'China 6', making it straightforward to identify. From a regulatory standpoint, China 5's emission limits, such as NOx at 60mg/km, are reduced to below 35mg/km under China 6 standards, showcasing significantly greener performance. Nowadays, nearly all new vehicles comply with China 6 standards, and I highly recommend prioritizing them when purchasing. Not only do they enjoy more environmental policy benefits like unrestricted driving zones, but they also offer substantial long-term fuel savings. During routine maintenance, avoid removing these labels—they serve as quick indicators of a vehicle's compliance status and environmental performance.
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