On the cliff on the right bank of Lujiaogou on the west side of Bailong Mountain. According to Baidu map query, Xianjia Cave in Jiumu Palace in Tang County is located on the cliff on the right bank of Lujiaogou on the west side of Bailong Mountain. Tangxian County is a county under the jurisdiction of Baoding City, Hebei Province. It is located in the Beijing-Tianjin Stone Triangle, bordering Shunping County and Wangdu County in the east, Quyang County and Fuping County in the west, Dingzhou City in the south and Laiyuan County in the north.