Dr. Yuan Liu is the head of vaccine research of our Group. She is responsible for the research and development of vaccine adjuvants, including the PIKA hepatitis B vaccine, human PIKA rabies vaccine, and new adjuvant-based tumor vaccine under development. Dr. Liu also served as the project leader of R&D department of Yisheng Xingye from July 2014 to January 2019 and has subsequently served as the vice president of the research department of Yisheng Xingye since January 2019. Dr. Liu has focused on the research of vaccine adjuvants for over 10 years. In 2016, she won the sponsorship of the young backbone individual project by Beijing’s Outstanding Talent Training Fund. Dr. Liu received her Ph.D. from the University of the Chinese Academy of Sciences in July 2014. She received her bachelor’s degree from Sun Yat-sen University in July 2008.