The invention discloses an intelligent depot output-input system of a digital grain depot. The intelligent depot output-input system of the digital gain depot comprises an intelligent depot output-input access control system, an intelligent depot output-input automatic sampling system, an intelligent depot output-input examination assay system, an intelligent depot output-input unattended operation automatic metering system, an intelligent depot output-input system control terminal, an intelligent depot output-input goods receiving-sending management system, an intelligent depot output-input system one-stop service platform and an intelligent depot output-input system control center. The intelligent depot output-input access control system, the intelligent depot output-input automatic sampling system, the intelligent depot output-input examination assay system, the intelligent depot output-input unattended operation automatic metering system, the intelligent depot output-input system control terminal, the intelligent depot output-input goods receiving-sending management system and the intelligent depot output-input system control center are connected with the intelligent depot output-input system one-stop service platform. According to the intelligent depot output-input system of the digital grain depot, a computer, the RFID internet of things technology, the communication technology and the information technology are converged together, networking, automation and intelligent management of the depot output and input are achieved, and labor participation is reduced.