Jia feng, male,1born in April, 1974, from Yuzhou, Henan Province, Ph.D., party member, CPC. Participated in the National Natural Science Foundation (3057 1496), the Special Research Fund for Doctoral Programs in Colleges and Universities of the Ministry of Education (2005046003) and the Outstanding Youth Fund of Henan Province (06 12003). He is now a lecturer at the School of Bioengineering, Henan University of Technology. Main research interests: feed processing technology and equipment, food biotechnology and its application.