16 how do top table tennis players draw lots?

40 people, draw lots, divided into 8 groups, 5 people in each group, single cycle in the group, integral system, the top two with the highest scores in the group qualify. Decide the top 16, then draw lots, and eight groups will be eliminated by themselves until the top three are decided.

It's best to draw a progress chart before the knockout, and the winner can write his name at a glance.

In addition, the single elimination system can also be changed to the winning and losing group system, and the winner of the losing group and the winning group will decide 1. This is more troublesome, and it is not necessary for regular competitions. Just to mention.