The embodiment of the invention discloses a method, a system and a device for realizing a coupon. The system comprises a service subsystem and a coupon management subsystem, wherein the service subsystem is used for returning coupon services relative to the coupon to a user according to the received coupon submitting request, and using the coupon to charge the coupon services which are selected and used by the user; and the coupon management subsystem is used for sending the coupon services corresponding to the coupon to the service subsystem according to the associated relationship between the coupon and the attribute of the coupon, and sending the charging information needed by using the coupon to charge the coupon services to the service subsystem. In the embodiment of the invention, the coupon can be used for carrying out coupon consumption of contents and services, and the coupon policies of online services or telecommunication services can be freely realized. Meanwhile, the embodiment of the invention also provides a set of perfect scheme for managing coupons; and the scheme is used for controlling issue and use of the coupons, can realize the combination with the traditionaljoint marketing mode, and is convenient for users' consumption.