Guo Zhen, Wanquan District, Zhangjiakou City, Hebei Province 1. Located in the western part of southern Wanquan District, it borders Anjiabao Township in the east, Liutun Township in Huai 'an County in the south, Shacheng Township in the west and Gaomiaobao Township in the north, with a total area of 58.52 square kilometers, and is under the jurisdiction of Wanquan District People's Government.

2. Kongjiazhuang is located in Kongjiazhuang Town, Wanquan County, Hebei Province, and was built in 1909. Located in the northwest of the capital Beijing, 217km away from Beijing.