Northern Song Dynasty famous general Yang Liulang because of the resistance to Qidan, later for Pan Renmei depression, the Ministry of retreated to the southwest, once stationed this hole, so the name "Liulang Cave". Liulang Cave is located 79 kilometers west of Qiubei County, Yunnan Province, next to Xiaojiangkou Village, Chongtou Township. The cave was built in China's first underground cave hydropower station, Liulangdong hydropower station. Liulangdong has a lot of water, the maximum flow rate is 92 cubic meters / seconds, the average flow rate for many years 23.2 cubic meters / seconds, and the country built a dam in 1959 to form a underground water reservoir 30 meters deep, and built a groundwater power station with an installed capacity of 1.25 kilowatts × 2. The cave is large, the highest place is 30 meters, the stalactites cluster, if the Ding, if the clock, if the mill, the bird and animal characters, wonderful. The cave is divided into two large rooms, the two rooms are connected, and they can be used at will. Now they are separated by the underground reservoir. There is a 2-meter-high, 300-meter-long horizontal tunnel in the upper part of the right large room, equipped with lighting, easy access. The left large room has Yang Liulang's stone trough and the conference hall for feeding the war horses.