亚洲无码中文有码_亚洲色欲国产综合久久天堂,亚洲中文字幕婷婷在线,国内精品久久久久久久久,中文字幕一区在线观看视频,日韩中亚欧美美日更新,无码高清无码不卡在线,涩爱av色欲av极品一区二,欧美日韩中字久久一区二区_日日日14.com_殴洲美b大b骚性

Professor Zhang Ning from Beihang University secured the appointment as the Consultant of HNCA

Release date：2014.08.14   Source:

August 13th, Professor Zhang Ning from the School of Economics and Management (SEM) at Beihang University visited HNCA and secured the appointment as the Consultant of HNCA.