On December 16, Beijing time, the 5th matchday of the Badminton World Championships began, and the women's singles No.1 Dai Ziying took the lead in the debut, and the opponent was Scotland's Christie Gilmour, which was a 1/8 final. After 3 rounds of competition, the world's 1st Dai Ziying passed the customs with the General Bureau divided into 2-1 risks.

At present, Dai Ziying ranks first in the women's singles world, in the absence of Chen Yufei and The case of Ma Lin's retirement, Dai Ziying has become the number one favorite for women's singles to win the world championship at this World Championships, she is also listed as the number one seed in women's singles, in the last round, Dai Ziying played very easily, two 21-11, the General Bureau scored 2-0 to win the Russian player Kozetskaya. In this campaign, Christie Gilmour and Dai Ziying competed for a place in the top 8. It is worth mentioning that Christie Gilmour eliminated the women's singles No. 15 seed Yang Jiamin in the last round, bursting out a cold goal, after the game, Christie Gilmore cried with joy, it seems that the Scottish player has a dark horse potential.
In the first set, Dai Ziying opened 5-2, extended her advantage 9-3, and led 11-7 to enter the intermission. After the break, Christie Gilmour was powerless to resist the women's singles NO.1, and Dai Ziying opened the score 17-9 to win the first set easily 21-10.
In the second set, Christie Gilmour launched a counterattack to lead 11-8 into the set. After resting, Dai Ziying still lost points continuously, his face showed anxiety, and Christie Gilmour continued to widen the score difference. Dai Ziying frantically chased points, but the difference between the points was too large, and Christie Gilmour pulled back a set 21-19.
In the decider, Dai Ziying found his form and established an advantage of more than 5 points, and in the end, Dai Ziying won the decider 21-11 and eliminated Christie Gilmour 2-1 to enter the quarterfinals.
At the same time, another women's singles focus battle began, India's famous Sindu and Thai first sister Li Miaowei dueled. At the 2019 Badminton World Championships in Basel, Switzerland, Sindu swept Japan's Hope Okuhara 2-0 in the final, becoming the first badminton world championship in India's history. The 2020 World Championships were not held. As a result, Sindhu is the reigning women's singles champion at the World Badminton Championships. Sindu is the No. 6 seed of this tournament, and Li Meimei is the No. 9 seed.
In the first set, Sindhu was even better, taking the next city 21-14. In the second set, Li Meimei was still suppressed, the score was always behind, Sindu firmly controlled the situation, 21-18 to win another set, the General Bureau swept Li Meimei 2-0 into the women's singles quarterfinals.
It is worth noting that Dai Ziying and Xindu are in the upper half of the district, with He Bingjiao and Han Yue in the same district, there is no doubt that they are the two fierce rivals of the national feathers to compete for the championship, but in the next round of the women's singles 1/4 final, Dai Ziying and Xindu will meet early.