Jiangyin City, referred to as Cheng, the ancient name of Jiyang, Jiangsu Province, county-level cities under the provincial jurisdiction of Wuxi City, Wuxi City, located in the north side of Wuxi City, between the latitude of 31 ° 40 ′ 34 ″ to 31 ° 57 ′ 36 ″, the longitude of 119 ° 59 ′ 120 ° 34 ′ 30 ″ between the north pillow of the Yangtze River, and the city of Jingjiang, across the river, the south near the Taihu Lake, and the Wuxi metropolitan area, the east neighboring the city of Zhangjiagang, Changshu City, west of the city of Changzhou. Jiangyin City is a subtropical monsoon climate, is located in the end of the river and the sea head, the Yangtze River throat, through the ages for the river defense fortress, is the Yangtze River north and south of the important transportation hub and river and sea intermodal transportation of natural port city, with a total area of 987.5 square kilometers. As of the end of 2022, the household population of Jiangyin City was 1,269,700 people, and the resident population was 1,784,000 people. Jiangyin area originally belonged to the Wu Yanling, Jin Dynasty, was first set up in Jiyang County, named because it is located in the "yin of the river"; in 1983, Jiangyin County was changed to Wuxi City; in 1987, the county was abolished to establish a city; in 2017, Jiangyin became the only "city and county with the same power" county-level integrated reform pilot city in Jiangsu Province. In 2017, Jiangyin became the only county-level pilot city in Jiangsu Province to "integrate the same rights for cities and counties". As of 2019, Jiangyin City has 6 streets and 10 towns, and 4 townships.In 2017, Jiangyin City was awarded the title of "National Civilized City".In 2018, Jiangyin City was awarded the title of "National Sanitary City".In 2023, Jiangyin City will achieve the goal of becoming a "National Sanitary City".Jiangyin City will become a "National Sanitary City". In 2023, Jiangyin City will realize a GDP of 496.051 billion yuan, an increase of 5.9%.