Explain in detail what the letters and numbers of a car license plate mean.

Kyrgyzstan stands for Jilin Province and Kyrgyzstan A stands for Changchun City. The following S 1969 is the serial number of the license plate.

Now, after the implementation of personalized license plate, the owner is allowed to choose his favorite number, such as S 1969, which may mean that the owner was born in 1969. Of course, he can also choose Ji AS9999, provided that the car number must be empty.