| 摘要 |
PURPOSE: A method for network electronic commerce is provided, in which product price is re-calculated in accordance with the quantity of products to buy, to thereby allow users to easily compare prices and improve reliability for electronic commerce. CONSTITUTION: A method comprises a first step(S1) of establishing membership information database by receiving membership information from the product supplier, seller and buyer, and grouping the information; a second step(S2) of establishing purchase price information database including delivery cost for each seller, product and quantity of product to buy, and estimated price for product supplier, product and quantity of product to sell; a third step(S3) of establishing purchase request status database including joint or general buying request status of sellers or buyers, in the unit of buying type, product type and supplier; a fourth step(S4) of creating a pricing program for automatically calculating, upon request of sellers or buyers, the price of product through the use of price information database; a fifth step(S5,S6) of receiving information regarding the new products and education, registering the received information in the unit of sellers or buyers, and providing the information to the sellers or buyers if requested from sellers or buyers; a sixth step(S7,S8) of receiving information regarding the products in need, registering the received information in the unit of suppliers, and providing the information to the suppliers if requested from suppliers; a seventh step(S9,S10) of registering purchase request status to the purchase request status database, if there exists a purchase request from sellers or buyers; an eighth step(S11,S12) of calculating product price by executing the pricing program through the use of the purchase price information database, and displaying the result, if there exists a price check request from sellers or buyers; and a ninth step(S13,14) of requesting supplier to deliver, in the calculated price, the product registered in the purchase request status database.
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