What are the rules of badminton group A, B and C?

Badminton groups A, B and C are decided by lot at the captain's meeting. In the first stage, the group single round robin will be held according to the registration situation (in principle, the fixed counterclockwise rotation mode of "1" will be adopted); In the second stage, the knockout and play-offs will be held, and the top eight will be decided in the regionals and finals, and the fifth to eighth places will be tied for fifth place.

Competition system:

1, Group A: The first stage group round robin and the second stage knockout both adopt the best of five sets, and the winner of the first three sets wins.

2. group b: chase, first round of round robin and second round of elimination.

3. Group C: chase, first stage round robin and second stage elimination.

method of marking

1, group a: all adopt the best of three games system. The scoring system of 2 1 point per ball was adopted in the first game and the second game, and the first player who scored 2 1 point won; The deciding game adopts the scoring system of 1 1 point per ball, with 6 points exchanged and 1 1 point capped.

2. Group B and Group C: The scoring system of 9 1 point per ball is adopted in the competition, and the three-game rotation system is adopted in the competition. The team with a score of 9 1 minute wins first. If either side gets 365,438+0 and 665,438+0 points in each game, the game will be suspended and both sides will be replaced in the next game. (Only the first item is selected, and the fields are exchanged at 16, 3 1, 45, 6 1, 75).

If both teams win at the same time, the winner of the two teams' game ranks first. If three or more teams win the same number of times, the team with more net winning points ranks first. If the net winning points are the same, the ranking is determined by drawing lots. Among them, regardless of the calculation level of the net victory field and the net victory score, if the two teams are the same, the winner between the two teams will be ranked.