Jiaozuo Bai Yi'an Bioengineering Co., Ltd. is a new type of feed additive enterprise, with more than 300 employees, 7 with graduate or above education, 126 with bachelor or college education. The production base covers an area of 40000 square meters, with annual sales of 70000 tons. It sells well in 34 provinces in China, and has its own independent R & D center and advanced production equipment. The Baiyian series products produced by using key technologies such as microbial fermentation, fermentation of traditional Chinese medicine and antibacterial peptides have the effects of promoting animal intestinal health, preventing diseases and promoting oestrus.