Joan B: Sanya City; ?

Joan C: Sansha City, qionghai city City, Wenchang City, Wanning City, Ding 'an County, Tunchang City, Chengmai County and Lingao County; ?

Joan D: Wuzhishan City, Dongfang City, Baisha County, Changjiang County, Ledong County, Lingshui County, Baoting County and Qiongzhong County; ?

Joan e: Yangpu development zone; ?

Joan F: Danzhou City.

Hainan province, referred to as "Joan".

Extended data

China license plate coding rules

At present, the civil license plate is Type 92, which has been used nationwide since July 1994.

The first number of the license plate is Chinese characters: it represents the provincial administrative region where the automobile registered permanent residence is located, and is the abbreviation of each province (municipality directly under the central government, autonomous region). For example, Beijing is Beijing, Shanghai is Shanghai, and Hunan is Hunan.

The second place of the license plate is English letters: it represents the prefecture-level administrative region where the vehicle account is located, and is the letter code of each (prefecture-level city, region, autonomous prefecture and league). Generally, the provincial vehicle management office ranks according to the status of local administrative regions. The letter "A" is the code of the central city of the provincial capital, capital or municipality directly under the central government, and the letters after it are ranked in no particular order.

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