Nanjing Duoyuan Biochemistry Co., Ltd is the leading manufacturer of lanolin anhydrous and its derivatives in China. We supply qualified lanolin products according with USP, EP and other specific grades, which can meet our world-wide customers'specific requirements. The annual output of our plant reaches more than 2000 tons, with every batch of 25 tons separately. Convenient transportation and competitive price is another advantage. At present, we own gas chromatographer to inspect our product and molecular distillation equipment to reduce pesticide content. Such self-innovative arts and crafts control and supervise every procedure of production, which guarantees our delivered goods can meet the requirement of our customers.