The competition system of the 2007 World Cup is the single Round-Robin system. Each team plays once against each of the 11 remaining teams. Points are accumulated during the whole tournament, and the final ranking is determined by the total points gained.
Rounds 1 + 2 (30 matches, 5 days): 12 participating teams have been divided in 2 groups (Site A & Site B)
Rounds 3 + 4 (36 matches, 6 days): teams have continued to play against the remaining teams of the other groups.