@spaceq
China
Joined Jun 2013
World Rank: #3487 (9.7 points)
Institution: Affiliated School of Shanxi University
Activity over the last year
Effectiveness
- Problems solved
- 31
- Solutions submitted
- 48
China
Joined Jun 2013
World Rank: #3487 (9.7 points)
Institution: Affiliated School of Shanxi University