20 15 women's world cup Costa Rica VS Brazil, introduction of the competition system.

The 24 teams shortlisted for the Women's World Cup will be divided into 6 groups, and each group will play 6 single rounds. Grading will be made according to the rules of winning 3 points, drawing 1 point and losing 0 points. The top two teams and the top four teams with the best results will advance to the top 16. If there are teams with the same points, the ranking will be judged by the difference in the number of goals.

If it is still the same, it will be sorted by the total number of goals. If the outcome is still uncertain, the difference between the number of goals scored by the relevant team and the total number of goals scored by the relevant team will be calculated according to the victory or defeat of the relevant team.

If the winner is still not determined after six statistics, the winner will be determined by the fair competition mechanism that calculates the number of red and yellow cards of the relevant teams. If the winner is still undecided, it will be decided by FIFA drawing lots.