How to Identify China 5 and China 6 Symbols?

[PiperFitz]

The symbol for China 5 emission standard is V, and the symbol for China 6 emission standard is Ⅵ. Below is relevant information about China 6: 1. Definition: China 6 vehicles are those that meet the requirements of the "Limits and Measurement Methods for Emissions from Light-duty Vehicles (China 6)". 2. Implementation phases: The China 6 emission standard is implemented in two phases: Phase 1, starting from July 1, 2020, all vehicles sold and registered must comply with the China 6A standard; Phase 2, starting from July 1, 2023, all vehicles sold and registered must comply with the China 6B standard. Some cities may advance the implementation of the China 6 emission standard for light-duty vehicles to January 1, 2019.

[VanSara]

When I bought my car, I was also confused about how to identify the China 5 and China 6 symbols. Later, I asked the salesperson, and the simplest way is to look at the yellow environmental protection label on the front windshield. China 5 is marked as "国Ⅴ," and China 6 is marked as "国Ⅵ," clearly indicated. If the label is worn off, check the vehicle's registration certificate; the emission standard section will also print whether it's China 5 or China 6. I almost bought the wrong car back then because I didn’t check the symbol carefully, and later regretted it when driving into a restricted city. It’s recommended to take a photo and confirm before buying. China 6 cars have much easier access to cities and can save some taxes and fees. When browsing car forums, I often see people sharing experiences, saying that recognizing these symbols is a must for beginners to avoid future troubles.

[Aaron]

In the industry, when I help clients inspect cars, I teach them to recognize emission symbols: just take a quick look at the sticker on the front windshield—China 5 is usually marked as 'Ⅴ', and China 6 as 'Ⅵ'. The supplementary page of the vehicle license and the Certificate of Conformity also specify the standard. Some car owners don’t understand the difference between China 6a and 6b phases, so I explain it based on the registration date—most before 2020 are 6a, and 6b was introduced later. Used cars meeting China 6 standards are easier to resell and fetch higher prices, especially in cities with strict environmental regulations. With extensive experience in daily car repairs, knowing these symbols helps avoid wasting money on the wrong car and prevents transfer issues.

[MacParker]

As an environmental advocate, I always pay attention to emission symbols when driving. They're not hard to spot: look for the green label on your car—'China V' means five, and 'China VI' means six. You can usually find them near the windshield or rearview mirror. Understanding what these symbols mean is even more crucial. The China VI standard significantly reduces pollutants, cutting nitrogen oxides by nearly half. For daily commutes, choosing a car with higher emission standards can improve air quality. I encourage friends to prioritize China VI-compliant vehicles when buying a car—they're fuel-efficient and cleaner. When checking the symbols, you can also enter your license plate on online platforms to access emission data, reinforcing green awareness.

[Angelina]

When repairing cars, customers often ask about symbol issues. To identify China 5 or China 6 emissions standards: the most straightforward way is to check the environmental protection sticker, where 'China V' or 'China VI' is clearly printed. If the label is missing, use a diagnostic tool to scan the OBD port and read the codes. China 6 vehicles have more precise emission systems, such as equipped with particulate filters. Misjudgment by car owners often leads to the emission light turning on, but understanding the symbols correctly can save trouble. During maintenance, it is recommended to check regularly. Once the symbols are understood, maintenance efficiency improves.