Yu shuyong, chief surgeon, professor, military allowance expert, vice president of Hainan Cancer Hospital and executive vice director of the Hainan Cancer Prevention and Treatment Center. He has worked in clinical surgery for more than 30 years, is good at laparoscopic gastrointestinal surgery minimally invasive surgery and minimally invasive tumor treatment. In hainan province, the first ablation therapy for thyroid tumor was carried out, with over 1000 ablation cases, at a success rate of 100%, a clinical cure rate of 98%, and a very low incidence of complications. He is the president of the China Postdoctoral Science Foundation Evaluation Experts, and also of the All Medical Science and Technology Commission Tumor Professional Committee; the 6th Senior Naval Staff Technical Post Qualification Review Committee. He is also the Guangzhou surgical adjunct professor at the Southern Medical University’s anti-cancer association, deputy director of Hainan Province and Hainan Province Association of Tumor Ablation; director of Professional Committee Members at the Hainan Province Association of colorectal cancer, breast cancer, gastric cancer, esophagus cancer, deputy director of the Professional Committee Members, and more. He is good at laparoscopic radical gastrectomy, laparoscopic radical colon cancer surgery, laparoscopic radical rectal cancer surgery, thoracoscopy combined with laparoscopic tumor resection, single-hole inflatable mediastinoscopy combined with laparoscopic radical esophageal cancer surgery, laparoscopic-assisted liver tumor ablation, minimally invasive rotection of breast tumor and thyroid tumor ablation, and more.