Skilled in the surgical treatment of common diseases and complex and difficult diseases of rhinology and otology. Engaged in the clinical, teaching, and research work of otorhinolaryngology for a long time, with a solid theoretical foundation and rich clinical experience in the diagnosis and treatment of diseases in this specialty. The professional expertise is the diagnosis and treatment of otological and rhinological diseases. Skilled in the diagnosis and treatment of external ear and middle ear diseases, especially otologic microsurgery and endoscopic ear surgery: tympanoplasty with different grafts and various types of mastoidectomy, ossicular chain reconstruction, artificial ossicular prosthesis implantation, attic cholesteatoma resection, facial nerve decompression and anastomosis, external auditory canal cholesteatoma resection, external auditory canal plasty, external ear and middle ear tumor resection, etc. At present, more than 1,000 otologic surgeries have been completed. In recent years, external ear and middle ear surgeries under otoendoscopy have been vigorously carried out, with more than 100 otologic surgeries completed each year, the vast majority of which are completed under otoendoscopy, achieving good therapeutic results, and standardizing and simplifying the surgical process, making it a day surgery model and one of the specialties of our department. Skilled in the diagnosis and treatment of nasal cavity and paranasal sinus diseases, especially endoscopic sinus surgery: functional surgery for chronic sinusitis and nasal polyps, nasal cavity and paranasal sinus tumor resection, nasal septoplasty, cerebrospinal fluid rhinorrhea repair, dacryocystorhinostomy for chronic dacryocystitis, prelacrimal recess approach sinus surgery, etc. At present, more than 1,000 endoscopic nasal cavity and paranasal sinus surgeries have been completed. Serves as an editorial board member of journals such as Chinese Journal of Otology, Journal of Otorhinolaryngology-Skull Base Surgery, and Chinese Journal of Physicians. As first author, has published more than 30 academic papers in core journals and SCI papers, and has presided over and participated in the completion of multiple National Natural Science Foundation projects.