In pics: 20th National Robot and Artificial Intelligence Competition

Photo taken on Oct. 25, 2018 shows a robot fencing game taking place during the 20th National Robot and Artificial Intelligence Competition (NRAIC) in Shunde District of Foshan, south China's Guangdong Province. Over 200 teams from 78 universities across China started their competition here on Thursday. (Xinhua/Chen Liqun)