Double-color ball wins the prize according to the purchase situation, and there is no difference between the single-color ball and the double-color ball. Buyers can choose double betting. Double betting means that the number of selected numbers exceeds the number of single betting, and the selected numbers can be combined into a multi-lottery bet of each single betting method. The specific provisions are as follows:

(1) Multiple red ball numbers refer to bets where more than 7 numbers (including 7 numbers) are selected from red ball numbers, and 1 number is selected from blue ball numbers, which are combined into multiple single bet numbers;

(2) The blue ball number duplication refers to the betting that six numbers are selected from the red ball number, and two or more numbers are selected from the blue ball number, which are combined into a multi-betting single betting number;

(3) Full-duplex refers to the betting in which more than 7 numbers (including 7 numbers) are selected from the red ball numbers and more than 2 numbers (including 2 numbers) are selected from the blue ball numbers, which are combined into multi-betting single betting numbers.

other regulations for two-color ball.

Buyers can make multiple bets on the selected betting number, and the betting multiple range is 2-99 times. The maximum bet amount of a single lottery ticket shall not exceed 2, yuan. The two-color ball is sold on schedule, and it is sold three times a week. The issue number is defined by the lottery date and arranged according to the calendar year. If the betting is unsuccessful due to the failure of the sales terminal, the communication line and the limited credit limit of the betting station, the purchaser shall be refunded the betting amount.

the adjustment fund includes the part withdrawn according to 2% of the total sales, the overdue unpaid fare, and the balance of the floating bonus rounded by yuan. The adjustment fund is used to pay for unforeseen bonus expenditure risks and to set up special prizes.