Huailai Dongyuan is located in the east of Huailai County, Hebei Province. According to relevant data, Dongyuan Daji is in a normal open state. East huayuan town, belonging to Huailai County, Zhangjiakou City, Hebei Province, is located in the southeast of Huailai County, bordering Badaling Town, Yanqing County in the east and Changping District, Beijing in the southeast.