Seo Seung Jae/Chae Yujung(R) of South Korea compete during the mixed doubles quarterfinal match against Dechapol Puavaranukroh/Sapsiree Taerattanachai of Thailand at Sudirman Cup 2019 in Nanning, south China's Guangxi Zhuang Autonomous Region on May 23, 2019. (Xinhua/Kong Hui)