A robot is seen at a robot competition held at Tianjin Polytechnic University in north China's Tianjin, Oct. 29, 2017. A total of 286 teams from 16 universities participated in the competition on Sunday. (Xinhua/Shi Songyu)
A robot is seen at a robot competition held at Tianjin Polytechnic University in north China's Tianjin, Oct. 29, 2017. A total of 286 teams from 16 universities participated in the competition on Sunday. (Xinhua/Shi Songyu)