A Radio Frequency Identification (RFID) has developed for Business-Aware Framework (BizAF) including a BESpec to define a process of obtaining information from at least one of RFID middleware, an EPCIS, an ONS, and an EPCIS DS of an architecture component defined in EPCNetwork in developing a real-time RFID event-based application, processing and transmitting the information, in which the BESpec includes a variable declaration part for storing processing values in the middle of processing an activity, the activity being a basic unit of the work for generating the RFID business event, an activity part for defining the processes that can be combined for generating the RFID business event, and a reference specification part for defining reference information for processing in the activity.