Xi&＃039;an Healthful Bio-technology Co., Ltd. (HSF) is one of the innovated hi-tech company focusing on the research, development and marketing of functional food and cosmetic ingredients, biological enzyme technology and its products. It&＃039;s headquarter locates in Xi&＃039;an High-Tech Development Zone, China. HSF specializes in working on Human Nutrition & Health , Cosmeceuticals, Animal Nutrition and Vitmamin premix. mainly including the Natural vitamin E, Phytosterol, TLS, Gamma-oryzanol, Ferulic acid, Lycopene, herbal & plant extracts, etc.