This paper introduces the concepts of Electronic Commerce and the standards of it with the original background it derived from. Gives the details of the definition and technical structure of RosettaNet which puts the exoteric progress of the electronic commerce into practice. According to the modern usages of the bidding system on the internet, Analyzes the necessity of combined bidding system in electronic commerce. Contrapose the characteristic of the combined procuring and the individual needs for the dynamic modeling of bidding system, make an emphases on the dynamic modeling of bidding system and actualizing process, on basis of which, analyzing the business process of combined bidding and procuring system in electronic commerce. In the mean time, contrast to the traditional ways for bidding, brings forward the way of dynamic modeling to satisfy the diversification of bidding system and analysis the progress of parameter construction. Further more, designs the frame of the whole modules for the system. By studying its main function, we provided a new way for the enterprises to meet their own business requirements in bidding system...
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