井陉县
Yangquan City is located in the east wing of central Shanxi Province, with geographical coordinates of 112 °5 °114 °4 east longitude and 37 °40 °40 °38 °31 °north latitude. It is located in the west of the middle of Taihang Mountain, north of Dingxiang County and Wutai County of Xinzhou, and east of Pingshan County and Jingxing County of Shijiazhuang, Hebei Province.