Chan Yung-Jan, Marina Hingis enter semifinal at Wuhan Open

Anna-lena Groenefeld (R) of Germany and Kveta Peschke of Czech Republic compete during the doubles quarterfinal match against Chan Yung-Jan of Chinese Taipei and Marina Hingis of Switzerland at 2017 WTA Wuhan Open in Wuhan, capital of central China's Hubei Province, on Sept. 28, 2017. Chan Yung-Jan and Marina Hingis won 2-0. (Xinhua/Mao Siqian)