In modern agriculture, organic fertilizer has been paid more and more attention because of its environmental protection and high efficiency. As the key equipment in the fertilizer production line, the organic fertilizer granulator plays an irreplaceable role in improving the production efficiency of the fertilizer granulation industry. This paper will discuss how to optimize the production process and improve the production efficiency of the organic fertilizer granulator, especially the Fertilizer Granules Compaction Machine,Flat-Die Pellet Machine,Rotary Drum Granulator and Disc Granulator.