Group 1, the 12 teams were drawn in 9 pools of 4 teams. In each pool, all teams will compete in round robin format. The results of all 9 pools will combine in 1 ranking table. The hosts and the top five ranked teams will play in the final round. The last ranked team after the Intercontinental Round could be relegated if the winners of the Group 2 Final Round can meet the promotion requirements set by the FIVB.
Group 2, the 12 teams were drawn in 9 pools of 4 teams. In each pool, all teams will compete in round robin format. The results of all 9 pools will combine in 1 ranking table. The hosts and the top three ranked teams will play in the final round. The last ranked team after the Intercontinental Round could be relegated if the winners of the Group 3 Final Round can meet the promotion requirements set by the FIVB.
Group 3, the 12 teams were drawn in 6 pools of 4 teams. In each pool, all teams will compete in round robin format. The results of all 6 pools will combine in 1 ranking table. The hosts and the top three ranked teams will play in the final round.
Final round
Group 1, the 6 teams in the final round will be divided in 2 pools determined by the serpentine system. The host team will be at the top position and the other teams will be allocated by their rankings in the preliminary round. The top 2 teams from each pool will play in the semifinals. The winning teams will play in the final match for the gold medals.
Group 2 and Group 3, the host team will face the last ranked team among the qualified teams in the semifinals. The other 2 teams will play against each other in the other semifinal. The winning teams will play in the final match for the gold medals and a chance for promotion.
Match won 3–0 or 3–1: 3 match points for the winner, 0 match points for the loser
Match won 3–2: 2 match points for the winner, 1 match point for the loser