What are the English letters at the beginning of the license plate number in Yunnan Province? Which city does each letter stand for?

Yun A Kunming, Yun B Dongchuan (cancelled and merged into Kunming), Yun C Zhaotong, Yun D Qujing, Yun E Chuxiong Yi, Yun F Yuxi, Yun G Honghe Hani, Yun H Wenshan, Yun J Simao, Yun L Dali Bai, Yun K Xishuangbanna, Yun M Baoshan, Yun N Dehong Dai, Yun P Lijiang, Yun Q Nujiang Yi, Yun R Diqing.

The first of the license plate number is Chinese characters, which stands for the abbreviation of the province where the car is registered: for example, Sichuan is Sichuan, Beijing is Beijing, Chongqing is Chongqing, Shanghai is Shanghai ... The second is English, which stands for the first-class code of the city where the car is located. The law is generally like this. A is the provincial capital, B is the second largest city in the province, C is the third largest city in the province, and so on.