In pics: 2019 ITTF Men's World Cup in Chengdu

Ma Long of China returns a shot during the men's singles quarterfinal match against Dimitrij Ovtcharov of Germany at the 2019 ITTF Men's World Cup in Chengdu, southwest China's Sichuan province, Nov. 30, 2019. (Xinhua/Xue Yubin)