Airspace modeling done in Southwest China

The joint technical group composed of the Civil Aviation Administration of China, Air Traffic Management Bureau, Southwest Air Traffic Management Bureau and Boeing Co. conducted airspace modeling investigation and research in Southwest China from March 25 to April 3. The group collected data in Chengdu, Kunming, Guiyang and Chongqing. The CAAC and ATMB plan to establish a national airspace modeling through six phases of investigation and research.