On December 16, Beijing time, the BWF World Championships are underway. In the just-concluded match, Denmark veteran Vitin Haas won two consecutive sets 21:13 and 21:17 in the case of losing the first set, defeating Japan's Kanta Tokiyama 2:1 on aggregate and successfully advancing to the men's singles round of 16. Next, the Danish players face Malaysia's Li Zijia. It is worth mentioning that this is Changshan Gantai's five consecutive defeats to Denmark's veteran Vitin Haas.
With the departure of Japanese player Kanta Tokiyama, the Japanese men's singles has been completely destroyed at this World Championships. At this World Championship, Japan's famous Kento Momota retired from the competition, and three others chose to participate. Among them, Nishimoto Kōtai lost 1:2 to Indian youngster Lakshya in the first round, Tokiyama Kanta lost 1:2 to the Danish veteran, and young general Watanabe Hangki lost 0:2 to Guoyu men's singles Zhao Junpeng.
In this way, the Japanese men's singles army was completely destroyed, and no one advanced to the round of 16 of the World Championships. In other arenas, the German duo of Ramsforth/Isabel won 2:1 on aggregate against their rivals Dejan Ferdinandia/Serena Carney, which will next face Malaysian mixed doubles Hui Bangrong/Xie Yiqian. Malaysian duo Wu Shunfa / Lai Jiemin defeated Thai duo Supac Zongguo / Supisara 2:0 in the next round against Hong Kong china pair Yang Mingnuo / Wu Zhirou.
Thailand's world champion Indanon easily defeated Hong Kong veteran Ip Ji-yan 2-0, and then the talented girl Indanon will face Denmark's Ryan Christopherson. The latter played against Thailand's Busanland, and with a 3-1 lead, Busanland chose to retire. It is worth mentioning that this is the 8th time that Indanon has participated in the World Championships, and all of them have advanced to the women's singles round of 16, and this year, Indanon's status has rebounded.
Hong Kong duo Deng Junwen/ Xie Yingxue defeated their opponents Adam Hall/Julie 2-0 and then faced the Danish duo of Christianssen/Bor. The latter defeated the mixed doubles champion of the World Junior Championships 2:1. Men's singles player Antonsen beat rival Nikuka 2-0. Hong Kong, China Women's Doubles Wu Zhirou / Yuan Qianying defeated the Malaysian duo of Chen Kangle / MulariTaran 2:1 on aggregate, and the next round was against the second seed of the World Championships, the South Korean team of Lee Shao-hee / Shin Seung-hyun.
The Danish men's doubles duo of Sorensen and Anders eliminated the Japanese men's doubles team of Kei Koga and Taiichi Saito 2–0, who defeated the national championships world championship winner Ken Wang Chang in the first round. Next, the Danish duo took on Russia in men's doubles, with all England men's doubles champions Ivanov/Sosunov. Malaysian youngster Li Zijia beat Brazil's Igor 2-1 on aggregate. Next, Li Zijia faced Danish veteran Vitin Haas.