| 摘要 |
A material joint purchase system comprises a contract information collecting means 44 for collecting contract information related to material purchase contracts which each of material purchasing companies has with said material suppliers, a contract information storing means 53 for storing the collected contract information according to the kind of material being a contract object, a contract information presenting means 47 for presenting stored contract information to said terminal 2A, 2B or 2C in response to material purchase offering information outputted from said terminal 2A, 2B or 2C, a contract selecting information receiving means 46 for receiving contract selecting information selected out of presented contract information, and a purchase offering information reporting means 48 for reporting said purchase offering information to terminal 2A, 2b or 2C of a material purchasing company having a material purchase contract related to the received contract selecting information.
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