In the tide of digital transformation, warehouse management is a key link in supply chain management, and its efficiency and accuracy are directly related to the operating cost and market competitiveness of enterprises. Radio frequency identification technology (RFID) has become an important driving force for the transformation of warehouse management with its non-contact automatic identification, real-time data update and highly integrated characteristics. This paper summarizes the composition and function of RFID system, shows the efficiency and intelligence of RFID technology, and discusses the specific application of RFID technology in power material management from the three links of warehousing, warehousing and warehousing inventory. It provides support for the double improvement of power warehouse management efficiency and accuracy, enriches the application theory of RFID technology in power material inventory management, and provides an important reference for warehouse management optimization.