Jiurui Biology & Chemistry Co., Ltd ., is built in 1996, situated in Zhangjiajie Economic Development Zone, Hunan Province , and covers an area of 130，000 sq. meters. Chairman of the board of directors is Dr. Zhao Guofeng who is a professor of organic chemistry at the Tianjin Nankai University. Relying on scientific research strength of Tianjin Nankai University and making use of vast natural resources of Wuling Mountains, the company focuses on the extraction and processing of natural products .

Currently, it mainly produces Tannic acid, Saponins and Hesperidin and their derivatives. These products are widely used in productions of pharmaceuticals, chemicals, food additives, feed additives, dyestuff , micro-electronic materias etc. It has advanced technology and owns the greatest processing Gallnut capability in China. Moreover, it has gained certificates of ISO9001-2000, HACCP, HALAL, FAMI-QS and KOSHER  and carried out the pre-registration of REACH. It also got the Chinese production lisences of Food Additives and Feed Additives.

The company attaches great importance to environmental protection and has established water treatment system in accordance with the national standard. Boasting clean and tidy production environment and adhering to the concept of “people-oriented and sharing success”, it provides products of preferential price and high quality for the global market.