Huai 'an is a prefecture-level city in Jiangsu Province and does not belong to other cities. Huaian is located in the north-central part of Jiangsu Province, in the Yangtze River Delta. It is an important central city in northern Jiangsu, a city around the city in Nanjing metropolitan area and the first city in the Huaihe River eco-economic belt. Its economy is dominated by industry, agriculture and service industry. The industrial field covers chemical industry, machinery manufacturing, textile and garment industries. In agriculture, Huai 'an is an important grain producing area and agricultural product processing base, and the service industry is also developing continuously, including commerce, logistics, finance and other fields.