Ningfang Town, located 10 kilometers north of Wuxi County, Chongqing, at the mouth of Houxi River and Daning River, is built along the mountains and water, with cramped green stone streets, hanging footstools, street buildings and other ancient buildings and dwellings along the Houxi River, which extends for 3.5km, and is popularly known as "seven miles and a half of the street". Ning factory ancient town has more than 4000 years of history of salt production, ancient times is "no performance, no scripture, clothing; no crop, no boom, food," the happy land, in the period of Tang Yao was a flourishing Wuhan country's native and the seat of the first meeting. And because of the rise of salt, history has set up counties, supervisors, states, counties, there have been "a spring flow of white jade, 10,000 miles of gold", "Wu Shu goods, salty in this", "the benefit of the Qin and Chu domain, Ze Pei Han Tang years". 2010, the glory of the Wushan State. "In 2010, it was awarded the honorary title of the fifth batch of "Famous Chinese Historical and Cultural Towns" by the Ministry of Housing and Urban-Rural Development and the State Administration of Cultural Heritage.