ELECTRONIC COMMERCE METHOD AND ELECTRONIC COMMERCE SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an electronic commerce method and electronic commerce system suitable for click and mortar promotion. SOLUTION: This electronic commerce method comprises a first step for acquiring commodity information by the access to a host system; a second step for recording the acquired commodity information in an IC card; a third step for reading the contents of the carried IC card by a reading terminal; a fourth step for transmitting the read data and the identification information of the reading terminal; a fifth step for extracting the commodity information from a commodity information database on the basis of the received IC card data and reading terminal identification information; and a sixth step for transmitting the extracted commodity information. The commodity information in the IC card is successively updated to optimum one.