| 摘要 |
A method of relaying card trading conducted in a card trading relay server connected to a user terminal according to an embodiment of the present invention comprises the following steps of: receiving trading information from a VAN company when a trading approval is requested to the VAN company as an integrated care is used by a user; providing a card list to the user terminal by extracting the card list registered to the integrated card based on the trading information; requesting the trading approval by providing corresponded card information via the VAN company to a credit card company when a specific card is selected from the card list by the user; and providing a result of the trading approval to the user terminal when the result is received from the VAN company. Thus, the present invention has an effect capable of providing convenience without any need to carry a plurality of cards in a wallet, using a card integrated by the plurality of cards and, as a payment is done by selecting a payment card through the terminal of the user after paying at a member store using the integrated card to select one of cards of the user. |
