Datong Huairen Airport or Huairen Air Base, located in Huairen County, is a People's Liberation Army Air Force (PLA-AF) installation near the Fen River, south of the city of Datong, in northern Shanxi province, China. It is located in the PLA Beijing Military Region. It formerly served as the main public airport for Datong until replaced by the new Datong Yungang Airport in 2006. It is the headquarters of the PLA-AF 15th Fighter Division which operates Chengdu J-7 fighters and Nanchang Q-5 ground attack aircraft.