Sandaogou Forest Farm is located 35 kilometers southeast of Duolun County. It is known as the "introducing into Jinjin Project" in the country. The river system runs across the north and south. The Luheyuan National Forest Park is in the forest farm. There are 130,000 mu of forest land and 50,000 mu of shrub forest, growing more than 30 kinds of trees and shrubs. The territory is rich in forests, grasslands, wetlands, rivers, lakes, and sandy landscapes, as well as historical and cultural landscapes such as Prince's Tombs, cave caves and suspension bridges during the Cultural Revolution.