
Ma Long of China returns the ball during men's singles third round match against Ovidiu Ionescu of Romania at the 2017 World Table Tennis Championships in Dusseldorf, Germany, on June 2, 2017. Ma Long won 4-1. (Xinhua/Tao Xiyi)

Ma Long of China returns the ball during men's singles third round match against Ovidiu Ionescu of Romania at the 2017 World Table Tennis Championships in Dusseldorf, Germany, on June 2, 2017. Ma Long won 4-1. (Xinhua/Tao Xiyi)