Erlong Lake, located in the eastern part of Siping City, is located in the East Liaohe River Basin, with a total reservoir capacity of 1.762 billion cubic meters. It is the largest reservoir managed by Jilin Province. Erlong Lake has excellent geographical location, smooth traffic, water surface spanning two provinces, three cities and five counties, 25 kilometers away from Changping Expressway and 15 kilometers from Sibai Highway. It has abundant tourist resources and unique natural landscape, history and humanity. Landscape, its forest coverage reached 96 [%].