In the lottery, winning is a probability problem. If 100 people participate in the lottery, and 10 people pull it by themselves, then one person will increase the winning rate of 1%, and then 10 people will be 10%, plus a * * will be1.
The lottery is for publicity and praise, and the winners are determined by the lottery. Lottery giving prizes to buyers is a means for merchants to attract customers. There are many ways to draw a lottery, and the way to draw a lottery can be to make an uninteresting thing interesting.