Dr. Zhang Tianhua is a vascular surgeon specializing in vascular disease research and outbreak response. He holds a MD in Surgery from Harbin Medical University. Chief Physician, and Master's SupervisorVisiting Scholar at Teikyo University and the University of Tokyo, JapanVisiting Scholar at Royal Perth Hospital, Australia Published over 40 national-level academic papers, including 13 SCI papers (all as first author or corresponding author)Published four national-level books (two as chief editor and two as associate editor)Two national patent inventions.