Zhengzhou Xinzheng International Airport (IATA: CGO, ICAO: ZHCC) is the principal airport serving Zhengzhou, the capital of Henan province, China. ZhengzhouThe airport is located in Xinzheng, 37 kilometres (23 mi) southeast of downtown Zhengzhou. It was opened on 28 August 1997, replacing its predecessor, the now-demolished Dongjiao Airport.