中文无遮挡高潮免费|国产精品久久久久苍井松|久久欧美一二三区|胯下口舌奴视频丨vk|大尺度吃奶做爰在线观看|婚后放纵H1V1|花野真衣 迅雷

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.