Associate Chief Physician of the Department of Vascular Surgery, Renji Hospital Affiliated to Shanghai Jiao Tong University School of Medicine. Engaged in clinical work in vascular surgery for over thirty years, dedicated to the clinical diagnosis and treatment of various vascular surgical diseases. Member of the Vascular Surgery Branch of Shanghai Medical Association, Vice Chairman of the Thrombosis Prevention and Treatment Expert Committee of the Chinese Society of Microcirculation. Long-term research on thromboembolic diseases. First in China to adopt endovascular catheter-directed thrombolysis for the treatment of thromboangiitis obliterans, which was successful and promoted; and has rich experience in the diagnosis and treatment of vasculitis, venous insufficiency, and other diseases.