Vehicle identification number
The frame number generally refers to the vehicle identification number, VIN, which is a group of seventeen English numbers used in a unique number on the car to identify the manufacturer, engine, and chassis number of the car. And other performance and other information. In order to avoid confusion with the number 1,0, the English letters "I", "O", "Q" will not be used.
There are two main types of vehicle identification numbers. The first one is the ISO3779 standard adopted by the European Union.
The second standard is mainly used in North America, which is more rigorous than the first one, but the two are still compatible with each other.