Group-based credit archive system and method

The invention discloses a group-based credit archive system and method, and belongs to the Internet information technology. A user applies for joining in a group that is created by a real subject of a common call and comprises the following four key elements: time, place, character and event, plays a certain role, accomplishes tasks required by the role and obtains archive information generated by the evaluation of the group. All these information is recorded in a user archive to form an information recording process in which time is used as the axis and multiple parties participate, and the archive generated in this manner is called a primary archive. For a happened event, the original subject must submit the original event to the original group according to the original time and the original place of the original event, the original participants are audited one by one, the user evaluation is additionally recorded, and the archive generated in this manner is called a tracing archive. The user cannot add the