Shuangqiaogou is located in the northwest of Siguniang Mountain Scenic Area. Shuangqiaogou has a total length of 34.8 kilometers and an area of 216.6 square kilometers. Both sides of the ditch are mountains. In the Shuangqiaogou at an altitude of 400 meters, there are both birch forests, Yanglin forests, Qingfeng forests, high-spirited spruce, fir and redwoods. There are pieces of sea buckthorn, shrubs, and larch.