The following is a possible arrangement:
1. 1 1 The team is divided into 3 groups, with 3 teams in each group and 2 teams on standby.
* Group 1: 1 team, Group 2 and Group 3.
* Group II: Group IV, Group V and Group VI
* Group III: team 7, Group VIII and Group IX.
2. The first round of competition:
* The three teams in the first group play a round robin, and the winner enters the next round.
* The three teams in the second group play a round robin, and the winner enters the next round.
* The three teams in the third group play a round robin, and the winner enters the next round.
3. The second round:
* The three winning teams in the final round will play round robin and decide the first place.
* Among the three teams that won in the last round, the second and third place played a game, and the winner entered the final.
* Among the three teams that won in the last round, the 4th and 5th place played a game, and the winner entered the final of 3-4 places.
4. Finals:
* The two teams that won in the last round played a final to decide the champion.
5.3-4 finalists:
* The fourth and fifth winners in the final round will have a 3-4 final.
6.5-8 finalists:
* The two teams that failed in the first group played 5-8 finals.
* The two teams that failed in the second group played the 5-8 final.
7.9- 1 1 finalist:
* The two teams that failed in the third group played 9- 1 1 finals.
Finally, we can arrange exhibition games or other activities as needed to celebrate the successful conclusion of the competition.
Please note that this is only a possible arrangement, and the specific competition schedule, venue and time need to be adjusted according to the actual situation.