国产丝袜极品视频在线观看_午夜精品一区二区成人免费_色偷偷亚洲男人天堂岛_亚洲AV自慰白浆喷水肥臀_中文在线理伦视频在线播放

　　April 17, in the evening, MBA Education Center successfully held a lecture entitled "Project Management – Excitement and Charm"at Room 101 of the Graduate Building. The event is one of a series of lectures “A Hundred Professional Managers”. Professor Li Weixing, Graduate School of Chinese Academy of Sciences, China Agricultural University, offered a wonderful lecture to  over a hundred MBA, graduate, and double-degree undergraduate students.