午夜无码窝窝看看福利视频_欧美女优视频中文字幕_欧美成人综合导航_亚洲午夜国产一级_波多野结衣办公室在线观看_2020无码专区人妻日韩_三级片日本网站_http日韩在线播放_无码国模一二三区久久久_国产午夜精品美女视频露脸西

HNCA participated in COMAC - Henan Large Aircraft Industry Training Conference

Release date：2021.06.16   Source:

On June 15, 2021 ComAC - Henan Large Aircraft Industry Training Conference was held in Zhengzhou. Centering on the development and construction of large aircraft industry, the conference will cultivate the industrial chain and supply chain of civil aircraft, deepen the cooperative relationship between supporting enterprises of large aircraft industry chain in Henanprovince and COMAC, and further promote the strategic cooperation between Henanprovince and COMAC. HNCA Party Secretary and Chairman Zhang Mingchao gave a speech at the meeting.