
Ma Long (L) of China talks to Qin Zhijian during the men's singles match against Anton Kallberg of Sweden at the 2017 World Table Tennis Championships in Dusseldorf, Germany, June 1, 2017. (Xinhua/Tao Xiyi)

Ma Long (L) of China talks to Qin Zhijian during the men's singles match against Anton Kallberg of Sweden at the 2017 World Table Tennis Championships in Dusseldorf, Germany, June 1, 2017. (Xinhua/Tao Xiyi)