Traditional lottery of lottery type

Traditional lottery, also known as passive lottery, is that the issuing department announces the fixed grouping, winning form, prize level and winning amount or type to the public in advance. After the lottery ticket is sold for a period of time, it is held in a centralized and open way, and the buyer sits in a suitable position to receive the prize. This lottery ticket is printed with sequence numbers in advance, generally 5-7 digits, and several groups of winning numbers are selected by drawing lots according to the rules on the specified lottery date, which are respectively used as winning grades. If the number of the purchased lottery ticket is consistent with the winning number, the prize will be won; The middle and low prizes are generally determined according to the digits of the mantissa of the winning number.