The main form of the machine is as following: The drum and the double screw blades are adopted wearing steel-plate 16MnCU materials with the aid of the computer, frame and front -back bed are adopted 16Mn steel plate. The active discharging slot may be fixed at several of location such as upper, bottom, left and right to realize discharging operation at various directions. The upper part of the whole truck is adopted roasted progress with beautiful shape, steady and liable slew, quick charging, low staying rate, simple operation, long life ,etc. compared with other transporting machine, it is flexible and applicable to various projects. It is ideal essential advanced equipment without pollution to the road used for concrete plant or mixing station.