Prof. Jianchang Yang is a professor at the Agricultural College, Yangzhou University. He is also an expert in the National "973" Program Agricultural Field Advisory Group. He has undertaken more than 40 research projects including the National "863" Program, the "973" Program, and the National Natural Science Foundation. He has made important innovations in the research of rice grain filling and water-saving irrigation theory and technology, has published more than 300 academic papers at home and abroad, and has received 12 national and provincial-level scientific and technological awards.  He was named one of the top ten meritorious people in Yangzhou City, an outstanding talent in innovation and entrepreneurship in Yangzhou City, an outstanding master's tutor in Jiangsu Province, the most outstanding teachers in universities in Jiangsu Province, an outstanding national science and technology worker, and enjoys special allowances from the State Council. He is engaged in teaching and scientific research in crop cultivation and physiology. His research areas include grain filling physiology in cereals, water stress and water-saving irrigation for crops, and nitrogen management in rice and wheat.