The appearance of the lucky blue ball gives lottery players more chances to win the prize. When buying a lottery ticket, if the player is not sure about the number, he can choose to let the machine choose to help him buy the number, or he can choose whether to bring a lucky blue ball. There is little chance to choose the lucky blue ball, but once the lucky number is selected, it will bring unexpected happiness and surprise.
Lucky blue ball not only exists in the two-color ball of Chinese sports lottery, but also appears in lottery tickets of other countries. In some provinces of Canada, there is also a lottery prize called lucky number. You can choose more than one number before buying lottery tickets to increase the probability of winning. In many places, the lucky blue ball has become a special number loved by lottery players.