manufacturing warehouse sorting with shipment boxes on conveyor belt.

belt box boxe boxes cardboard cargo carrying checking checklist clipboard container conveyor courier crate delivering delivery distribution equipment facility factory forklift freight goods hand handling heavy holding indoors industry inspecting installing jack large load loader loading logistics maanufacturing machine machinery manufacturing moving operator package pallet pick picking rack shipment shipments shipping sorting stacking stockpile storage store storehouse transport transportation truck unloading vehicle warehouse worker working writing