Dr. Zhang Jian, Director, earned his Ph.D. from the West China Medical Center at Sichuan University, where he studied under renowned cardiac surgeon Professor Guo Yingqiang. In 2014, he traveled to the Berlin Heart Center in Germany as a visiting scholar for further training. In 2016, he was selected for the Guizhou Provincial Health Commission’s “Qianyi Talent Program” and underwent systematic training at Fuwai Hospital, the National Center for Cardiovascular Diseases. His research focuses on venous bypass restenosis, and he has published more than 10 high-impact-factor papers, translating “clinical experience” into “optimized treatment plans.” At the same time, he has led multiple national and provincial-level research projects, accelerating the clinical implementation of cutting-edge technologies related to targeted treatment of cardiovascular diseases.