国产一区二区三区毛片高清,在线观看不卡av中文字幕,久久久精品国产亚洲av网黑人,亚洲国产美女精品久久久

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.