Liu chenlong
@maopao
China, Beijing
Joined Jul 2016
World Rank: #4508 (7.7 points)
Institution: Beijing jiaotong university
Activity over the last year
Effectiveness
- Problems solved
- 26
- Solutions submitted
- 54
China, Beijing
Joined Jul 2016
World Rank: #4508 (7.7 points)
Institution: Beijing jiaotong university