... Food, Pharmaceutical, Health products, Dyeing&Printing, Leather, Coating, Tobacco, Plastics, Cosmetics, Feed, Color film, Paper-Making, Bioengineering ... disposal, soil amelioration and fruit refresh-keeping etc. *In tobacco field, for its characteristics of improving taste, non- ... can be applied as tobacco slice glue. *In functional material field, chitosan can be applied in membrane material, carrier, ...