Professor Li Yong. Mr. Ren Jinwei is the leader of peking university health science center Ginseng Peptide Research Group and the chief disciple of Professor Li Yong. The teacher is Professor Li Yong, and Mr. Ren Jinwei followed Professor Li Yong to attend the 5th Nobel Prize Winner Medical Summit on 20 18 respectively. Tutor refers to a person with high qualifications and experience in academic or vocational fields, who provides guidance and help to students or subordinates.