PROBLEM TO BE SOLVED: To provide a computer network system for electronic commerce between enterprises, and a method for electronic commerce between enterprises, capable of reducing excess burden in managing a virtual shop or a virtual mall by an existing enterprise.;SOLUTION: This system is composed of two kinds of servers of a host front-end server and an ASP trader server system for EC connected to each other by a communication network. The host front-end server is disposed in an organization in each enterprise participating in the virtual shop, and is provided with a host computer to conduct core business of the enterprise. An ASP (application service provider) trader server for EC is disposed in an organization in an ASP trader for EC, and it provides transaction information of business partners related to the participating enterprises to the enterprises.;COPYRIGHT: (C)2003,JPO
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