According to official website, the World Badminton Federation, eight groups of players in each individual event are divided into two groups, each group will play round robin first, and the top two players in the group will advance to the semi-finals.
The semi-final will be redrawn and the final will be decided. At the stage of group round robin, 8 athletes (pairs) in each event are divided into two groups, A and B, according to 4 athletes (pairs) in each group, and all the rankings in the group are determined.
In the knockout stage, the top two in each individual event, Group A and Group B, qualify for the semi-final cross-knockout, that is, the first place in Group A is against the second place in Group B, and the first place in Group B is against the second place in Group A. The winner of the semi-final will enter the finals and decide the champion and runner-up of each individual event.