Zhengzhou Tianyu Machinery Co., Ltd. is the designated enterprise of Agricultural Technology Development Institute of soil fertilizer Station of Henan Provincial Department of Agriculture. The company has strong technical force, high-quality staff and advanced production equipment, and has Zhengzhou organic fertilizer environmental protection mechanical engineering research and design center. Long-term commitment to (large, medium, small) organic, inorganic compound fertilizer production equipment research and development. For organic and inorganic biological fertilizer plants, garbage, sewage treatment plants, opened up the first harmless treatment of organic waste.