Two families. Southern Jiangnan Pot-stewed Restaurant and Pot-stewed Restaurant, according to Baidu map query, we know that Southern Jiangnan Pot-stewed Restaurant is located in Ding Xin West Road, Rugao City, Nantong City, Jiangsu Province. Pot-stewed food shop is located in Rugao City, Nantong City, Jiangsu Province. So there are two pot-stewed food shops in Lvsi Lane, Nantong. Nantong, referred to as "Tong", was called Tongzhou in ancient times, also known as Jinghai and Chongzhou. It is a prefecture-level city under the jurisdiction of Jiangsu Province, one of the 27 cities in the central area of the Yangtze River Delta, the economic center of the northern wing of the Yangtze River Delta in China and a modern port city approved by the State Council.