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BANGKOK, THAILAND - MAY 27: Li Junhui and Liu Yuchen of China celebrate victory after beating Yuta Watanabe and Keigo Sonoda of Japan during the Thomas Cup Final match on day eight of the BWF Thomas & Uber Cup at Impact Arena on May 27, 2018 in Bangkok, Thailand. (Photo by Robertus Pudyanto/Getty Images)

BANGKOK, THAILAND - MAY 27:  Li Junhui and Liu Yuchen of China celebrate victory after beating Yuta Watanabe and Keigo Sonoda of Japan during the Thomas Cup Final match on day eight of the BWF Thomas & Uber Cup at Impact Arena on May 27, 2018 in Bangkok, Thailand.  (Photo by Robertus Pudyanto/Getty Images)

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PARIS, FRANCE - OCTOBER 28: Han Chengkai(Back) and Zhou Haodong of China compete in the Men's Double final match against Marcus Fernaldi Gideon and Kevin Sanjaya Sukamuljo of Indonesia on day six of the French Open at Stade Pierre de Coubertin on October 28, 2018 in Paris, France. (Photo by Shi Tang/Getty Images)

PARIS, FRANCE - OCTOBER 28:  Han Chengkai(Back) and Zhou Haodong of China compete in the Men's Double final match against Marcus Fernaldi Gideon and Kevin Sanjaya Sukamuljo of Indonesia on day six of the French Open at Stade Pierre de Coubertin on October 28, 2018 in Paris, France.  (Photo by Shi Tang/Getty Images)