Dai Sifa, a third level professor, PhD, master's supervisor, provincial teaching master, executive dean of Bozheng Biotechnology Industry Research Institute, leader of Animal Nutrition and Health discipline in the School of Pharmacy and Life Sciences of Jiujiang University, former vice dean of the School of Animal Science of Anhui University of Science and Technology, expert in the provincial modern agricultural industry technology system, and chief expert of the provincial agricultural science and technology expert college. Research direction: Animal environmental stress and intestinal health, animal nutrition and health care, and research and development of new feed additives.