Medium adding system and method thereof

The medium adding system is characterized in that the medium adding system comprises a medium suction device, a water adding device, a concentrated medium barrel and a control device; the medium suction device comprises a suction device, a weighing device, a conveyor, a conveying track and a plurality of proximity switches, the suction device is provided with the weighing device and connected with the conveyor, the conveyor runs on the conveying track provided with the proximity switches, and the conveying track is arranged above the medium warehouse; the water adding device comprises a clear water pipe for adding clear water into the concentrated medium barrel, a clear water valve arranged on the clear water pipe and a clear water flow meter; the control device controls the conveyor to operate on the conveying track according to the state feedback of the proximity switch, and controls the suction device to suck the medium and inject the medium into the concentrated medium barrel according to the weighing dev