On October 10, Beijing time, the first day of the competition at the end of the final stage of the 2021 Tangyou Cup, Axelsen and Antonsen won smoothly, they led the Danish team to sweep the French team 5-0 in the Tang Cup group stage, and Indonesia and South Korea won the first game of the group stage. The Japanese team hid several singles main players, and they won the You Cup with France 5-0, and the Danish team in the same group as the Chinese team beat Malaysia 4-1.
In the Thomas Cup match, Indonesia in Group A only sent Outridie, Ashan/Sethiavan in the regular squad, and the rest were all young players, who won easily 5 2-0 and beat Algeria 5-0. The Chinese Taipei team in the same group suffered a blow, with Zhou Tiancheng, Li Yang / Wang Qilin each winning one to help the team lead 2-0, the last three games of Wang Ziwei first lost to Quinravut 0-2 (22-24, 17-21), Caderen/Poiraniuro and Evisimsanon and then won one game each, and the Thai team defeated Chinese Taipei 3-2.
In Group B, Denmark sent Aselsen and Antonsen to the two main players, the first Game Axelsen defeated France's Popov 2-1 (21-13, 20-22, 21-8), then Antonsen lost two straight sets 21-11, 21-7 to win the French team's two single Mokoller, the next three games Denmark won, they swept the opponent 5-0 to get the opening red.
The Korean team in the same group took on the German team. Heo Yoo-hee, Cho-yee-gyu/Seo Seung-jae won 2-0 in their first two matches, with South Korea leading 2-0. Kim Dong-hoon lost to Germany's Rose 1-2 (17-21, 21-18, 23-25) in the third game after three fierce sets, and the German team chased the total score to 1-2. The overall strength of the South Korean team did not panic, and they won the last two matches smoothly, thus beating Germany 4-1 to get the group stage opener.
In the Uber Cup match, in another match in Group D, Denmark's Bridgefield and Frullgaard/Tigerson won the first two games to lead Malaysia 2-0. Although Wen Qixuan lost one set in the second singles match, she successfully bounced back and won two consecutive sets to defeat Christopherson 2-1 (18-21, 21-18, 21-15), and Malaysia chased 1-2. Denmark won the next two matches 2-0, with they beating Malaysia 4-1.
In Group A, the Japanese team only sent Sayaka Takahashi, Sae Ohhori and Asuka Takahashi in singles, while in the doubles they used Yuki Fukushima/Misaki Matsumoto, Mayu Matsumoto/Naoji Matsuyama, who won all five games easily to win the French team 5-0. In another Group A match, Polly/Rahayu came on to win easily 2-0 as they led Indonesia to a 4-1 win over Germany. In Group C, South Korea beat Tahitian 5-0.