1. An executing method of an intelligent rule base service (IRBS), comprising: receiving a request of a rule application service by using a server, wherein the request records the characteristics of the request by a header; obtaining a corresponding proper rule according to the header; processing a partial content of the request needed to be processed by using the rule to obtain a processing result; and outputting the processing result and storing the processing result as a part of a historical process information, wherein when the header records the request including the supply of sum report, the executing method further comprises obtaining a requested sum report form type and a rule type required by the requested sum report form from the request, when the requested sum report form type is the historical process information, finding out each processing result corresponding to the rule type required by the requested sum report form from the historical process information, and outputting each found processing result as a report form.