Chitosan Fiber Chitosan is natural high molecule amino polysaccharides polymer extracted from the shell of crabs and shrimps. It is the sole animal cellulose with positive charge discovered in the nature till now. It is regarded as the sixth vital factor essential for human being besides the sugar, protein, fat, vitamin and mineral substance. It can be widely applied the fields of food, medicine, textile, cosmetic, agriculture, chemistry and environmental protection. Based on the function of chitosan fiber, it can be widely used in high-grade dressing and gauze in medical field.Functional underwear and antibacterial yarn in textile field;Health field functional mask, wet towel, sanitary napkin, baby diapers, etc. Naturally Anti-Bacterial  Promoting healing and regeneration  Strengthening immunity Adsorption protection