4. Screening machine equipment: trommel screening machine. Chain Crusher Machine, Roller Granulator, Pasture Dryer, Packaging Machine,Solid Liquid Separator. The cow dung composter adopts a trough-type composting machine. There is a ventilation pipe at the bottom of the trough. The rails are fastened on both sides of the trough. Thereby, the moisture in the microbial biomass is properly conditioned, so that the material can reach the goal of aerobic fermentation. The product will supply to all over the world, such as Europe, America, Australia,Japan, Jersey,Iran, Bahamas.Organic fertilizers can be divided into powder and granular organic fertilizers according to their forms. The production of granular organic fertilizers requires a granulator. Common organic fertilizer granulation equipment on the market: roller extrusion granulator, organic fertilizer stirring tooth granulator, drum granulator, disc granulator, compound fertilizer granulator, buffer granulator, Different granulators such as flat die extrusion granulator, twin screw extrusion granulator, etc.