| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sales information processing method capable of realizing equal split of credit card payment between a plurality of credit card companies, and to provide a credit card system for executing the method. <P>SOLUTION: When sales by use of a credit card are generated, sales information including use money amount information showing a use money amount related to the use is stored. When a credit card system 100 related to one credit card company receives requirement of the effect that price payment of the already generated sales is paid by equal split, the sales information related to the received requirement is retrieved from the sales information stored in the credit card system 100, division of the use money amount shown by the use money amount information included in the retrieved sales information is executed, the retrieved sales information that is the sales information of a split source is updated on the basis of a result of the devision, and the sales information of a split destination is stored by a credit card system 200 related to the other credit card company. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
