The invention discloses an internet of things-based local discharge charged detection intelligent management system for a high-voltage device. The system comprises a hardware part and a software part,wherein the hardware part comprises a radio-frequency identification card, a radio-frequency identification scanning device, a wireless transmission module and a PC for data processing; the radio-frequency identification card is fixed to the front end of a high-voltage switch cabinet; the radio-frequency identification scanning device is connected with the radio-frequency identification card through an electromagnetic signal; the radio-frequency identification scanning device transmits data to a data center of the PC through the wireless transmission module arranged in the radio-frequency identification scanning device; and the software part comprises XML conversion software arranged in the PC and a database. According to the system, complete paperless design is realized; errors caused bydata manual detection are avoided; a data model and a working process are optimized; device detection and fault processing are efficiently finished; and various reports and statements are formed andprovided for corresponding personnel.