South Korea's Lee Yong Dae (R) and Yoo Yeon Seong compete during the men's doubles final against China's Liu Cheng and Lu Kai at the Australian Badminton Open in Sydney, Australia, May 31, 2015. Lee Yong Dae and Yoo Yeon Seong won 2-0 and claimed the title. (Xinhua/Jin Linpeng)
