Abstract: A data transforming method is provided which can perform a transforming process of transforming collective order data for a plurality of products into individual order data for each individual product and a transforming process in which order data is inherited to a response data transforming process. For each combination of transform source and destination protocols, various designation information is stored beforehand in a mapping definition information area and transaction data is transferred in accordance with the designation information. Designation information includes information of a request for an individual order data division process and a collective response data collection process and information of a correspondence between data items of transaction data.

Abstract: A data transforming method is provided which can perform a transforming process of transforming collective order data for a plurality of products into individual order data for each individual product and a transforming process in which order data is inherited to a response data transforming process. For each combination of transform source and destination protocols, various designation information is stored beforehand in a mapping definition information area and transaction data is transferred in accordance with the designation information. Designation information includes information of a request for an individual order data division process and a collective response data collection process and information of a correspondence between data items of transaction data.

Abstract: A selling terminal sends an enterprise ID and article detail information as article information together with allocation point information, and an electronic commerce system stores the article information and the allocation point information in correspondence with each other. A purchase terminal sends article information and transaction information as article transaction information, and the electronic commerce system stores the article transaction information. The electronic commerce system calculates a point number with reference to the enterprise ID and transaction information from the article transaction information, and stores the enterprise ID and the point number in correspondence with each other as point information. Referring to the allocation point information in correspondence with the article information, an incentive is provided to a seller enterprise by discounting an intermediation fee of the article transaction.