Zhejiang Golden-Shell Pharmaceutical Co., Ltd. is a leading manufacturer specializing in the production of chitosan and its derivatives, such as glucosamine and carboxymethyl chitosan. Established in Yuhuan, Zhejiang, the company offers a wide range of products for applications in pharmaceuticals, health supplements, cosmetics, and agriculture. Golden-Shell has obtained numerous national patents and certifications such as ISO9001 and GMP, ensuring the highest quality standards in production. The company is committed to sustainability and environmental protection while constantly innovating in the biotechnology space.