Jun tao Yao
@yjt1799067408
China, Chongqing
Joined Feb 2021
World Rank: #3514 (9.6 points)
Institution: Lan Xinag
Activity over the last year
Effectiveness
- Problems solved
- 52
- Solutions submitted
- 204
China, Chongqing
Joined Feb 2021
World Rank: #3514 (9.6 points)
Institution: Lan Xinag