Henan DEYI heavy industrial Machinery Co., Ltd is a joint-stock manufacturing enterprise integrated in scientific research, production and marketing. It is located at the Zhengzhou High & New Technology Industries Development Zone with area about 50 thousand m2 which includes 15,000 m2 of standard heavy duty industrial workshop. In order to promote the competitive strength, the advanced technologies have been introduced from America, Germany, Japan and Australia, which established the international advanced production line, first-class modern testing base as well as research centers of brick making ,sand making, sand washing equipment. Scientific management, advanced processing technology and innovative manufacturing theory made the company base of machinery manufacturing and exporting in China.