性色欲情网站iwww-爆乳熟妇一区二区三区-av无码播放一区二区三区-欧美黑人性暴力猛交喷水-97国产精品视频在线观看

The First Customer Training and Research Center of COMAC was Settled in Zhengzhou

Release date：2021.06.16   Source:

On June 15, 2021, COMAC (Zhengzhou) Customer Training and Research Center was inaugurated at HNCA Crew Training Center. This is the first and the only cooperatively established customer training research center of COMAC across the country. It focuses on domestic large aircraft to carry out professional training and related equipment, technology, standard research, in order to satisfy the demands of a variety of domestic aircraft delivery and training, bring new growth engine for the Henan aviation talent training system.