China's Fan Zhendong (L)/Xu Xin celebrate after defeating Japan's Niwa Koki/Yoshimura Maharu during the men's doubles semifinal match at the 2017 World Table Tennis Championships in Dusseldorf, Germany, June 3, 2017. Fan Zhendong/Xu Xin won 4-0 to advance to the final. (Xinhua/Tao Xiyi)
