Located on the southeast coast of China map. Yancheng, Jiangsu Province is located in the southeast coast of China map, and the map location is determined according to the actual geographical location. Yancheng, a prefecture-level city under the jurisdiction of Jiangsu Province, is a type II big city and a city in the central area of the Yangtze River Delta. It is located in the east coast of China, the east of Jiangsu Province, the Yellow Sea in the east, Nantong in the south, Yangzhou and Taizhou in the southwest, Huai 'an in the northwest and Lianyungang in the north.