Zhang Boli, academician of the Chinese Academy of Engineering,member of the Leading Group of the CPC Central Committee for Novel Coronavirus Prevention and Control,member of the Expert Group of the National Health Commission,and consultant of the Disease Control Group of the National Health Commission,professor and doctoral supervisor of traditional Chinese internal medicine,vice president of China Association of Chinese Medicine,honorary president of Chinese Association of Integrative Medicine,former president of China Academy of Chinese Medical Sciences,and president of Tianjin University of Traditional Chinese Medicine.