(1) Release the phosphorus in plant-based materials to meet the phosphorus nutrient requirements of livestock and poultry, and reduce phosphorus emissions, reduce environmental pollution. (2)Reduce the use of inorganic phosphorus such as calcium phosphate in feed formulation to reduce feed cost. (3) Release iron, zinc, copper, calcium and other mineral elements and protein, amino acid and other nutrients which are conjugated by phytic acid to improve the digestion and utilization efficiency.