COOPERATION SERVER, COOPERATION PROGRAM, AND EC SYSTEM

摘要

A cooperation server, which cooperates an EC site and a core business system supplying products to the EC site with each other, includes a cooperation data storage unit storing cooperation data configured based on business data transmitted from the core business system including a business data storage unit storing the business data generated on business, updates the cooperation data according to a content of a purchase request when the purchase request of a product is received from a user using the EC site; and transmits purchase request information representing that the purchase request is received to the core business system.