Coupon issuing method, device and equipment, and readable storage medium

The invention provides a coupon issuing method, device and equipment and a readable storage medium, and relates to the technical field of finance, and the method comprises the steps: calculating a coupon amount floating interval according to a preset standard selling price and a preset bottom price of a preferential commodity; obtaining the identity of the user based on the bank system data; when the identity of the user is a specific object identity, determining a preferential combination corresponding to the specific object identity for the preferential commodity, wherein the preferential combination comprises multiple preferential strategies; and based on the coupon amount floating interval and the preferential combination, determining the coupon amount of the preferential commodity obtained by the user. According to the invention, fine distribution of coupons of a specific object can be realized. 本发明提供了一种优惠券发放方法、装置、设备及可读存储介质，涉及金融技术领域，该方法包括：根据预先设置的优惠商品的标准售价和底价，计算出优惠券金额浮动区间；基于银行系统数据，获得用户的身份；在用户的身份为特定对象身份时，确