The batching is discharged into the storage hopper of the centralized weighing by the loader. After the batching machine completes the batching, the small belt on the weighing bucket conveyed the aggregate to the lifting hopper. The lifting hopper is lifted up with the track under the traction of the steel wire rope. Reach the upper part of the mixer, the discharge door is opened, and the aggregate enters the mixer. At the same time, the cement in the cement bin enters the cement weighing through the screw conveyor. After weighing, it is unloaded into the mixer. The additive is weighed and put into the water tank. After the water and additive are mixed, they are delivered to the mixer by the pressure pump.