HZS series concrete mixing plant belongs to compulsory and high efficiency equipment, it can produce various kinds of concrete including quaking concrete and hard concrete, with high productive efficiency, it is widely used in large and medium scale building works, road and bridge works and concrete products prefabricating plants, and is an ideal equipment to produce commercial used concrete. The main machine of this series use JS series double shaft compulsory mixer, it can mix concrete evenly, with a short period of mixing, long life wearing parts, it can be operated and maintained conveniently, it used control technology with newest design concept, for example: electric weighing, computer control, and digital display, etc., electric weighing has been equipped with buffer device and auto compensation function and the measure precision is high. The sand and stone feeding system use flat belt or herringbone belt, and equipped with maintenance sidewalk, it is the ideal selection for the construction units to produce high quality concrete.