Abstract: This article analyzed the integrated operation management process of EMU and the management problems existing in the on-site operation flow, proposed the integrated operation and maintenance management system for EMU based on Internet of Things (IOT) technology. It was implemented the real-time data sharing of operation and maintenance of EMU by using RFID, sensors, mobile Interne, image information acquisition, identification and other technologies, improved the efficiency of the integrated operation and maintenance management of the EMU, ensured the on-site safety operation.