Lei Zhang is a male Chinese orthopaedic surgeon and scientist, currently serving as Professor, Chief Director, and Master Supervisor in the Department of Orthopaedics at The First Affiliated Hospital of Wenzhou Medical University. He holds both M.D. and Ph.D. degrees from the School of Medicine, Zhejiang University, and specializes clinically in arthroplasty and sports medicine, with a scientific focus on tissue engineering for bone and cartilage repair. His international training includes fellowships at Graz University, Singapore General Hospital, WaldKrankenhaus Hospital in Bonn, Peking University Third Hospital, JST Hospital, and Ewha Womans University Seoul Hospital, reflecting broad exposure to advanced orthopaedic techniques and translational research. Professor Zhang is actively engaged in professional service, holding leadership and membership roles in multiple branches of the Zhejiang Medical Association and related orthopedic, sports medicine, and tissue repair societies. He also contributes to academic publishing as Chief Editor of special issues in Frontiers in Bioengineering and Biotechnology and as Associate Editor for the Injury Prevention and Rehabilitation specialty in Frontiers in Sports and Active Living. His scholarly output includes 89 published documents, with 4,362 total citations from 4,083 citing documents and an h-index of 28, demonstrating sustained impact in orthopaedics, sports medicine, and regenerative tissue engineering.