The Civil Aviation Administration of China said today the airports affected include Shanghai, Nanjing, Hangzhou, Zhengzhou and Qingdao.
The disruptions began July 20 and are due to last through Aug. 15. The regulator cited unspecified exercises, but an airport employee reached by phone in one of the cities, Lianyungang, said the delays were due to military exercises.
The employee refused to give his name.
