High temperature resistant phytase is prepared by liquid deep fermentation and post treatment. Phytase is a special kind of phosphomonophosphate hydrolysis enzyme, which catalyzes the hydrolysis of phytic acid into lower inositol phosphate derivations and inorganic phosphate. Phytase has great potential and value in animal nutrition, resource and environment protection and human health. Shingenzyme as one of phytase manufacturers is your best choice.