| 摘要 |
A free call service system for a credit card member is provided to offer a free call service to a member receiving a credit card by paying a call charge of the member with points accumulated to the member. A database(110) stores management information of each credit card member and balance information of a free call ticket sold to a credit card company server(200). A free call request information receiver(120) receives free call request information including a phone number, the points, and communication company information of the credit card member from the card company server. A service register(130) stores the management information of each credit card member to a database and updates the balance information of the free call ticket by offsetting the points from the balance of the free call ticket. A call charge offset requester(140) requests a communication company server(300) to offset the points from the call charge of the member by transmitting the phone number and the points of the credit card member. |
