
Lin Gaoyuan of China competes during the men's singles match against his compatriot Xu Xin at the 2017 World Table Tennis Championships in Dusseldorf, Germany, June 4, 2017. (Xinhua/Luo Huanhuan)

Lin Gaoyuan of China competes during the men's singles match against his compatriot Xu Xin at the 2017 World Table Tennis Championships in Dusseldorf, Germany, June 4, 2017. (Xinhua/Luo Huanhuan)