A commodity deposit device includes delivery box sets, and a control panel configured to control the plurality of delivery box sets, wherein each of the plurality of delivery box sets includes a plurality of delivery boxes stacked, the control panel includes a controller configured to control opening and closing of the plurality of delivery boxes, and a display configured to output storage status information of the plurality of delivery boxes, and each of the plurality of delivery boxes includes a cabinet with a storeroom defined therein, a door rotatably connected to the cabinet and configured to open and close the storeroom, a commodity information recognizer installed at one side of an inside of the storeroom and configured to recognize an encryption code indicated on a commodity received into the storeroom, and a door lock configured to lock or unlock the door in response to a command transmitted from the controller.