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China's Li Junhui (L) and Liu Yuchen return to Malaysia's Aaron Chia and Soh Wooi Yik during their men's doubles match of the 2019 Sudirman Cup world badminton championships in Nanning in China's southern Guangxi region on May 19, 2019. (Photo by WANG ZHAO / AFP) (Photo credit should read WANG ZHAO/AFP/Getty Images)

China's Li Junhui (L) and Liu Yuchen return to Malaysia's Aaron Chia and Soh Wooi Yik during their men's doubles match of the 2019 Sudirman Cup world badminton championships in Nanning in China's southern Guangxi region on May 19, 2019. (Photo by WANG ZHAO / AFP)        (Photo credit should read WANG ZHAO/AFP/Getty Images)

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NANNING, CHINA - MAY 19: Chen Yufei of China competes in the Women's Single match against Soniia Cheah of Malaysia during day one of the Sudirman Cup at Guangxi Sports Center on May 19, 2019 in Nanning, China. (Photo by Shi Tang/Getty Images)

NANNING, CHINA - MAY 19:  Chen Yufei of China competes in the Women's Single match against Soniia Cheah of Malaysia during day one of the Sudirman Cup at Guangxi Sports Center on May 19, 2019 in Nanning, China.  (Photo by Shi Tang/Getty Images)