Use credit check apps (like Check Doctor or Ant Queen) to pull the complete accident record.

From a technical perspective, China's "National VI B (China VI-b)" is one of the strictest emission standards globally, with limits on carbon monoxide, nitrogen oxides, and particulate matter that are even stricter than some of Europe's Euro VI standards. However, the two are not legally recognized by each other, depending on your country's import regulations.

We will directly check the registration certificate (the big green book) and count the number of changes.