The project leader, as a visiting scholar, has studied and communicated with well-known tumor research institutes and medical schools in the United States for six months. The equipment for head and neck surgery in hospitals is relatively complete, and the team members are able to independently carry out professional surgeries with certain financial support. At present, the surgical methods are relatively single, and there is insufficient understanding of new international surgical methods. 1. Select key personnel for further education and learning. 2. Invite experts to the hospital to guide surgeries and conduct academic exchanges. 3. The surgical level has reached the advanced level in China. Currently, the surgical methods are relatively single, and there is insufficient understanding of new international surgical methods. Learn the latest international surgical treatment methods in this field, master surgical methods, and apply them to practical work