On March 7,an appointment ceremony was held to welcome visiting professor Song Yajie from Yale University in the conference room 412 of administrative building. The president, An Tao, issued an appointment letter to Professor Song Yajie. The heads of the Scientific Research Management Division, the International Exchange and Cooperation Division, the Personnel Division, the School of Bioengineering and Technology, the School of Physical Education and Health, and more than 20 teachers attended the symposium.