| 摘要 |
In the present invention, disclosed are a service providing device, a coupon using system including the same, a control method thereof, and a recording medium recorded with a computer program. Therefore, the present invention can promote convenience with regard to coupon use of a user by obtaining a required coupon list from the service providing device by a user device in paying for a product, and processing with the payment for the product based on the coupon list. |
