Beijing Golden Tree Bairun Feed Additive Co., Ltd. was founded in 1986, dedicated to the research and production of oak tannin, chestnut tannin and a variety of plant raw material extracts. We are also involved in food, leather, feed, energy, fine chemicals and other industries. As a pioneer in the research and development of plant extracts, we rely on a variety of rich natural plant resources and forest resources, as well as the long-term cooperation of joint research institutions, which has made us the international leader in natural feed additives and provided new natural solutions for the majority of feed and breeding enterprises.