16 the first eight seven-ball method, the first eight first four-ball method.

16 enters the law of seven balls in the quarterfinals, and the law of six balls in the quarterfinals is 1.

Because the 2022 World Cup is a single defeat elimination system, that is, a decisive victory system. So 16 enters the law of seven balls in the quarterfinals, and the law of six balls in the quarterfinals is 1.

The top eight enter the top four, which belongs to the elimination system. The eight-in-four elimination system stipulates that the top eight players draw lots and play through two wins in five games.