why do countries such as South Korea and China have latin numbers and letters on their license plates when their language doesn’t use them?

Question

Edit: Latin letters and numbers might not be the right word. I meant letters such as AaBbCc and numbers such as 123.

In: 3829

Answer 1

Japan and china uses Arabic numerals in normal language as well, not only for license plates. It’s just easy to use. The whole world adopted Arabic numerals due to the ease of use. That’s also why you don’t see Roman numerals anywhere nowadays