Wanquan () is a district of the city of Zhangjiakou, in the northwest of Hebei province, China, located just to the southwest of Zhangjiakou's urban core. It was the site of the Battle of the Badger's Mouth Pass, one of the major campaigns in the Mongol–Jin War.
Administrative divisions The district administers 4 towns and 7 townships:
Towns: Kongjiazhuang (), Wanquan (), Ximalin (), Guoleizhuang ()
Townships: Shanfangbu Township (), Beixintun Township (), Xuanpingbu Township (), Gaomiaobao Township (), Jiubu Township (), Anjiabao Township (), Beishacheng Township ()
Geography and Climate Wanquan is located in the northwest of Hebei province. Its western and northern borders are defined by the Great Wall, across which it borders Shangyi and Zhangbei counties. The southern border is defined by the Yang River (), across which it borders Huai'an County. The district stretches north to south and spans east to west. Wanquan has a rather dry, monsoon-influenced humid continental climate, with an annual mean temperature of and precipitation amounting to .
Transport China National Highway 110 China National Highway 207 G6 Beijing–Lhasa Expressway
References