The progress of snooker championship

The contestants are 14 determined for the champions of various events in the past one and a half seasons, and there are two wild card places, * * * 16 champions. According to the rules of the competition, 16 players are divided into 4 groups, and each group draws pairwise PK. Finally, the two entered the group finals together and decided on a qualifying quota. Then the four champions eliminated PK until the final champion was produced. The best-of-seven system is adopted in the group match, with the final 1 1 match, semi-final1/match and final1match.