Founded in 1994, Hebei Yanuo Bioscience Co., Ltd. is an innovative enterprise specializing in the research, development, production and sales of fine chemicals and biotechnology products. (Stock code: 831730). Its main businesses covering fine chemicals and biomedicine. Now, three production bases are established in Shijiazhuang, Cangzhou, and Wuhai, and have passed ISO-9001, ISO45001, and ISO-14001 International Management System Certification. Our products have entered European, American, and Asian markets. Our quality products and satisfactory services enable us to establish and maintain extensive and sound cooperative relations with customers at home and abroad.