2. Group Match: Each group can play a single round robin, and the best of three sets can be adopted, and the top two players in each group qualify;
3. knockout: the position of the first place in each group remains unchanged, and the second place in each group challenges the corresponding first place. The specific rules are as follows: A1-H2 (station A), B1-G2 (bilibili), C1-F2 (station C), D 1-.
4. 1/4 final: the winner of the knockout stage will advance. The specific rules are as follows: the upper part: A-B, C-D, and the lower part: E-F, G-H;
5. Semifinal: 1/4 The winner of the final will advance. The specific rules are as follows: the upper part: (AB)-(CD), the lower part (EF)-(GH);
6. Final: The winner of the semi-final will be promoted. The specific rules are as follows: upper half-lower half, the winner will win the championship;
7. Before the final, the top eight ranking matches can be held (if there is enough time), including three to three finalists in the semi-final and five to eight ranking matches in the other four. The specific rules are as above;
8. If the space and tables are limited, they can be divided into four groups with the same specific rules.