SOCIAL NETWORK SYSTEM AND INFORMATION PROVIDING METHOD FOR INTERWORKING BETWEEN SOCIAL NETWORK SERVICE AND MULTI-DIMENSIONAL CODE

摘要

A social network system and an information providing method for linking a multidimensional code with a social network service are disclosed. The social network system comprises: an information receiver for receiving multidimensional code information of a multidimensional code recognized by a user terminal from a user terminal; an information holding unit for storing and maintaining multidimensional code information as history information in association with a user of the user terminal; When there is a relationship between another user and a user, a relationship confirmation unit that verifies whether or not a relationship exists between another user and a user exists, and at least a part of the stored history information is provided to another user terminal And the like.