Kristina Kucova, Zheng Saisai win singles 1st round match at Hong Kong Tennis Open

Zheng Saisai of China hits a return during the singles first round match against Aleksandra Krunic of Serbia at 2018 Hong Kong Tennis Open in Hong Kong, China, Oct. 8, 2018. Zheng Saisai won 2-0. (Xinhua/Lo Ping Fai)