Abstract：Design of Internet of Things System for Library Materials Management using UHF RFID With RFID applying in librarythis paper develops an Internet of Things System for Library Materials Management using Android based UHF mobile readerAndroid mobile readeras its entry to increase the efficiency of library materials managementThe fun Library AutomationAutomating the management of library materials through IoT technologyConsulting ServiceProviding personalized consultations using user identification featuresCollection ClassificationClassifying collections through inventoryadditionand refresh functionsRetrieval and IndexingQuickly finding library materials using search functionsInstitutional CollectionFacilitating user self-management of library materials with self-service borrowing and returning functionsExplores how to combine RFID technology and the Internet of ThingsIoTto develop a system for library data managementusing an Android phone with a UHF mobile reader as an entry point to improve library data management efficiencyThe functions of this IoT library data management system include user identificationinventoryadditionrefreshsearchand self-service borrowing and returning of library materials