附赠式有奖销售和抽奖式有奖销售是有奖销售的两种表现形式。前者是指经营者奖励所有购买者的有奖销售，其本质特征是参与者对其能否获奖，以及能获什么奖具有可预见性和可控制性，即参与者在参与有奖销售活动之前即知道自己参与后的获奖情况。后者是指经营者以抽签、摇号等带? Bonus and prize lottery Winning lottery sales are two forms of sales of prize. The former refers to the incentive sales for all purchasers, and the essential feature is the predictability and controllability of the participants in whether they can win the prize or not, that is, before the participants participate in the prize sale activities I know that after the participation of the winning situation. The latter refers to the operator lottery, 摇号 and other bands?