| 摘要 |
PURPOSE: A method and a system for disused materials using computer network and a recording media thereof are provided to reduce a burden of disused materials, a burden of stock and a burden of disposal by performing an electronic commercial transaction of the disused materials on a large scale rapidly, establishing a sound order of the commercial transaction, recycling the disused materials and saving the materials. CONSTITUTION: An enterprise which performs an electronic commercial transaction of disused materials through computer network is equipped with a server computer(40). The server computer(40) is composed of a control unit and a database. A distributor computer(10) connects to the server computer(40), inputs information on the disused materials in possession and sells the materials to a purchaser who wants to buy. A purchaser computer(20) connects to the server computer(40), selects the materials noticed and requests to buy the materials. An operator computer(50) connects between the server computer and a special data connecting line or the network (30) and controls the server computer(40). The server computer(40) and the distributor computer(10), the purchaser computer(20) and the operator computer(50) connect mutually through the computer network(30). A user computer connected to the network has an internet browser which enables web contents to display as a form of a HTML, an XML.
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