At the confluence of the Yangtze River and the Jinghang Canal (Grand Canal of China), in the mid south of Jiangsu province, the north bank of lower reaches of the Yangtze river, the south end of Jianghuai Plain. Its latitude ranges from about 32° 02′ —— 33°11′ N, and longitude 119° 38′ —— 120° 32′ E, with a total area of .