The Danghe, located in Dunhuang, Gansu Province, is the only ground runoff in Dunhuang area, with an average annual runoff of 3.02 billion cubic meters. It is the mother river in Dunhuang. In 2006, Dunhuang Municipal Committee and Municipal Government proposed the strategic goal of building an international tourism city, high starting point planning and design, high standard construction construction, which lasted seven years, and a total investment of 1.5 billion yuan, and was built with various functions such as flood control, ecology, culture, landscape, water saving, etc. Public welfare open party river style line water conservancy scenic area, here is very good, it is worth going to a good place to go around!