Huaian city. Huaian is located in the north-central part of Jiangsu Province, east of Jianghuai Plain. Located in the Yangtze River Delta, it is an important central city in northern Jiangsu, a close-knit city in Nanjing metropolitan area and the first city in the Huaihe River eco-economic belt.

The alphabetical order of Jiangsu license plates is: Asu: Nanjing; Sue b: Wuxi; Su Bing: Xuzhou; Su d: Changzhou; Su E: Suzhou; Su f: Nantong; Su g: Lianyungang; Su H: Huai 'an; Su j: Yancheng; Su k: Yangzhou; Su l: Zhenjiang; Su m: Taizhou; Su n: Suqian; Su u: Suzhou city supplement.

At present, the first two digits of Type 92 motor vehicle license plate used in China use Chinese abbreviations of provinces, autonomous regions and municipalities directly under the Central Government and an English letter to represent the license plate authority code. The arrangement order of this English letter varies from province to province, but most provinces are arranged according to the code of 1992.

The first number of the license plate is Chinese characters: it represents the provincial administrative region where the automobile account is located, and is the abbreviation of provinces, municipalities directly under the central government and autonomous regions. For example, Beijing is Beijing, Shanghai is Shanghai, Hunan is Hunan, and Chongqing is Chongqing.

The second place of the license plate is English letters: it represents the prefecture-level administrative region where the automobile account is located, and it is the letter code of each prefecture-level city, region, autonomous prefecture and alliance. Generally, it is ranked according to the situation of provincial vehicle management offices in local administrative regions.