Zhangjiakou Ningyuan Airport
Zhangjiakou Ningyuan Airport is a dual-use military and public airport serving the city of Zhangjiakou in Hebei province, north China. It is located 9 kilometers southeast of the city center. Construction to convert the air base to a dual-use airport began in May 2010 at an estimated cost of 450 million yuan. The airport was opened on 16 June 2013.