Sodium hexametaphosphate can be used in meat products, fish sausage, ham, etc. It can improve water holding capacity, increase adhesion and prevent fat oxidation. Soy sauce and soy sauce can prevent discoloration, increase viscosity, shorten fermentation period and adjust taste. It can also be used in fruit beverages and cool drinks to increase juice yield, increase viscosity and inhibit vitamin C decomposition. For ice-cream, it can increase swelling capacity, increase volume, enhance emulsification, prevent paste damage, improve taste and color; prevent dairy products and beverages from gel precipitation; add beer to clarify liquor and prevent turbidity; used in canned beans and fruits and vegetables can stabilize natural pigments and protect food color. In addition, spraying sodium hexametaphosphate aqueous solution on cured meat can improve the anti-corrosion performance.