Professor. Chen made a wonderful invitation speech at the meeting.
Li Lifei displayed her poster at the conference.
ChenLab members took a photo in front of Yuan Junjie's poster.
Yuan Junjie won the second prize of excellent poster, and Li Lifei won the third prize of excellent poster.
ChenLab participants took a group photo in Laomentong.
Li Lifei is feeding pigeons at the bandstand.
Tour group photo of Zhongshan Mausoleum in Nanjing.
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