Place：
Room 401
Describe：
First group photo, taken on July 10th, 2013.
Place：
Haidilao Pot, Beijin
Describe：
Group outing for hotpot dinner, March 2015
Place：
768 Climbing Gym, Beijin
Describe：
Rock Climbing
Place：
Mount Tai, Shandong
Describe：
Mountaineering Mount Tai, May 26th, 2019