An Seyoung (L) of South Korea and BWF President Poul-Erik Hoyer Larsen take photos at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]

Chen Long of China makes a speech at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]

Liang Weikeng (2nd R) /Wang Chang (2nd L) of China take group photos at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]

Shi Yuqi of China and BWF President Poul-Erik Hoyer Larsen take photos at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]

Liu Shengshu (2nd L) /Tan Ning (2nd R) of China take group photos at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]

Lee Yong Dae of South Korea makes a speech at the annual awards ceremony during the BWF World Tour welcome banquet in Hangzhou, East China's Zhejiang province, Dec 9. [Photo/IC]