This product is specially formulated by Huachang Chemical and the Institute of Soil Science of the Chinese Academy of Sciences, to cater for the nutritional needs of various economic crops. Compound 15-15-15 is designed to maximize crop yield and quality where every granule of fertilizer contains macronutrients such as nitrogen, phosphorus and potassium. It also contains essential secondary and micro nutrients, ensuring balanced nutrition to meet the crop's nutrient requirement. This product is made of high-quality water-soluble raw materials through acid ammoniation process. The fertilizer dissolves quickly with a much more uniform nutrient release rate and leaving little residue, thus effectively improving the fertilizer utilization rate. This fertilizer is comprehensive and nutrient-rich, packed with macro nutrients, as well as a variety of trace elements to increase resilience and long-term growth.