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

Latin letters or Arabic numbers? Well, Arabic numbers are universally adopted, and the Latin alphabet is just more easily distinguishable at a distance. They do have a city or province marked with a Chinese character.