liubaxianIntroduction：Introduction to dam: Liuba County Hanzhong City, Shaanxi Province, is in charge of the county, in the southwest of Shaanxi Province, north of Hanzhong City. In the south of the Qinling Mountains, the upper reaches of the Han River, "face to the side and back to Qinchuan", is a subtropical humid monsoon climate zone, no heat in summer, no cold in winter. The geological and geomorphological features are unique, with a long history, abundant resources and convenient transportation. The past generations are the main roads for the roads, known as the “Qin and Han throats”. The territory is 46.4 kilometers long from east to west, 67.2 kilometers long from north to south, and 1970 square kilometers. It has 2.725 million mu of forestry land and 89,000 mu of agricultural land. It is one of the forestry counties in Shaanxi Province.