Fish Scale is the raw material for making collagen, chitin, chitosan... We clean and dry them well before packing in the good exporting standard. Dried fish collagen protein subjected to the production extraction is high in content of extracted protein and amino acid and relatively low in content of fat, can meet the demand of human body to nutrient substances each day, and is helpful for improving the immunity of the organism of a human body, improving the memory, keeping the body healthy and energizing the body after long-term use.