Introduction by Xie Jialiang: Xie Jialiang is located in Houzhenzi and is the site of military camps and ancient battlefields of past dynasties. In history, many rebel armies, such as Huang Chao's Rebel Army, Chuang Wang Gao Yingxiang, White Lotus Rebellion, Taiping Army, etc., also fought many fierce battles on this road. Chuang Wang Gao Yingxiang was ambushed and killed in Heishui Valley. Only the topography and landforms of the ancient battlefield can be seen at its ruins, and the rest of the ruins have not been verified.