TaoSign Corporation specializes in research and and manufacture of nisin, natamycin, sodium erythorbate,ascorbic acid,sodium benzoate,potassium sorbate, calcium propionate Fcc,ETHYL LAUROYL ARGINATE,sodium tripolyphosphate, Sodium Acid Pyrophosphate, Sodium Hexametaphoshate, Tetra Sodium Pyrophosphate, Dicalcium Phosphate, Tricalcium Phosphate Food Grade, Sodium Trimetaphosphate,Potassium Metaphosphate,Tetra Sodium Pyrophosphate, Glycerol Monolaurin(GML). mannitol,maltitol,xylitol,Xylose,Sorbitol,Taurine,Inositol,Trehalose,Maltose powder,Isomalt.