Li Junhui and Liu Yuchen (R) of China celebrate after winning the men's doubles semifinal match against Liu Cheng and Zhang Nan of China at the BWF (Badminton World Federation) World Championships 2018 in Nanjing, capital of east China's Jiangsu Province, Aug. 4, 2018. Li and Liu won 2-0. (Xinhua/Li Xiang)