Prof. Director: Otology & Skull Base Surgery department, Eye Ear Nose & Throat Hospital, Fudan University, Shanghai, China

Chair: 11th International Conference on Cholesteatoma and Ear Surgery

Member of the board of directors: the Politzer Society and the Prosper Meniere Society

President elect: Shanghai Hearing and Vestibule Medicine Association.

Associate Editor: Journal of International Advanced Otology

Member of Editorial Board: Otology &Neurotology

Member of Editorial Board: Journal Neurological Surgery: Skull Base