Shuangsuo Mountain is located 15 kilometers southeast of Yonghe county. It is named after the confrontation between the two mountains and is commonly known as Shimen Mountain. With an altitude of more than 1520 meters, it is famous for the famous heroine Of the Southern Tang Dynasty, Liu Jinding, who camped here to defend the Liao dynasty. There are liu Jinding Temple on the mountain, Guanyin Grottoes, the temple of wealth, the tree of inviting relatives, the bridge of general, sentry, drinking horse trough and other places of interest. Especially guanyin grottoes built in the Tang Dynasty, the ten Arhats are lifelike.