... to produce the whole system equipment of powder and grain, bulk device, HQ in HongKong, and we also ... big bag emptying, big bag dump station, vacuum conveyor, Screw conveyor, Flexible screw Conveyor, Bag filling system, Dump dumper, Iris valve ... valve, iris valve, conveyors, vibra conveyor, screw conveyor, drum dumper, bag packer, belt conveyor, container discharger, dosing and weighting system ...