China. Research, development and manufacture of marine medicinal, biochemical and natural extracted products. Chitosan fiber for yarn spinning applications. Detailed information about the chemical structure of chitin and chitosan. Technical specifications of chitosan fiber. English and Chinese.

Canada. Development and manufacture of chitosan fiber, through de-acetylation of chitine, for textile, pulp and paper, food, agriculture, biomedical and biotechnological, waste water treatment, cosmetic and pharmaceutical applications. Descriptions of the product and extraction process, and product parameters. English and French.

China. Manufacturers of chitosan for food, textile, medical, tabacco and agricultural applications. Detailed descriptions of chemical structure, and technical specifications.