Wang Xiyu of China competes during the junior girls' singles first round match against Maja Chwalinska of Poland at the Australian Open Tennis Championships in Melbourne, Australia, Jan. 22, 2017. Wang won 2-1. (Xinhua/Bai Xue)
Wang Xiyu of China competes during the junior girls' singles first round match against Maja Chwalinska of Poland at the Australian Open Tennis Championships in Melbourne, Australia, Jan. 22, 2017. Wang won 2-1. (Xinhua/Bai Xue)