大宁盐场位于重庆巫溪县大宁河支流后溪河河畔,宝山咸泉所在的宝源山南麓,南距县城公路十余公里(水路旧称三十里),是20世纪末期倒闭的国营巫溪盐厂的前身。据现有资料,该盐场明文可考的历史可追溯至唐宋,作为一方重要的税入来源和军备支撑,该盐场一直均备受所属政权的高度重视。唐、宋是该盐场发展史上的最盛期,明代中叶川西 Daning Salt Lake is located in Wuxi County, Chongqing branch of the Daning River Houxihe River, where Baoshan Baoshan salty springs located south of the county highway more than ten kilometers (formerly known as 30 miles), is the late 20th century collapse of state-owned The predecessor of Wuxi Salt Factory According to available information, the salty ground can trace its history back to the Tang and Song Dynasties. As an important tax source and armament support for one side, the saltworks have always been highly regarded by their respective governments. The Tang and Song Dynasties are the heyday of the saltworks development history