Prof. Lianzhong Ai is the Dean of the School of Health Science and Engineering, director of the Shanghai Food Microbiology Engineering Technology Research Center, executive director of the China Society of Food Science and Technology, chairman of the Youth Committee of the China Society of Food Science and Technology, and director of the China Livestock Products Processing Research Association. He has long been engaged in the breeding of excellent food micro-organisms, functional mechanism analysis, application of key technologies; the research and development of dairy products; the structure and function of polysaccharides, etc.