The drum mobile concrete batching plant is a concrete production equipment which integrates the material storage, weighing, conveying, mixing, discharging and fully automatic control system of concrete batching plant with one trailer unit, which can mix plastic and semi-dry hard concrete, with the mixing cylinder in forward rotation and reverse rotation discharge. The screw conveyor is integrated in the truck-mounted platform. It is identical to the fixed automatic mixing plant in terms of operation, operation and maintenance, and has unique features such as flexible movement, quick and easy disassembly, and simple storage and management. It is the best model for mobile construction in public railroad, bridge, port, hydropower and other projects.