Professor Qin's birthday(2020.12)

 

 

labmates birthday!(2020.09)

 

 

Drifting!!!(2020.08)

 

 

Mountaineering(2020.07)

 

 

Professor Qin's birthday(2019.12)

 

 

50KM Hiking(2019.11)

 

Autumn Outing(2019.09)

 

Teachers' Day!(2019.09)

 

Exchange visiting