Dr. Honggang Teng (滕紅剛) is the head of product and quality management of our Group. Dr. Teng has over 20 years in R&D and manufacturing experience in monoclonal antibody, HAV and HBV vaccines, HPV vaccine, rabies vaccine and HIV/AIDS DNA vaccine programs. He has served as the vice president of manufacture department of Liaoning Yisheng since August 2016. Prior to joining our Group, Dr. Teng had served as the production director in Chuangchun Werersai Biotech Pharmaceutical Co., Ltd from January 2012 to June 2015. From June 2007 to June 2009, he served as general manager assistant and vice general manager in Yatai Bio-Pharmaceuticals Co., Ltd. Dr. Teng received his bachelor’s degree in biochemistry in July 1995 and Ph.D. degree in molecular biology in June 2006, respectively, from Jilin University.