Mini intelligent bookcase, also called mobile intelligent bookcase, is a kind of software and hardware system of intelligent bookcase on duty based on RFID+ microprocessor+Internet of Things communication+background management system. This bookcase can conveniently borrow and return books by scanning code on WeChat or swiping IC card. It occupies a small area (0.5 square meters), has a large capacity (200-300 books/bookcase), has high cost performance and low energy consumption, and runs for 24 hours, so it is very suitable for schools.