He is also a Visiting Staff at Department of Otolaryngology, National Taiwan University Hospital. His Memberships and Certifications includes Taiwan Otolaryngological Society, Society of Ultrasound in Medicine of the Republic of China, Taiwan Clinical Oncology Society, Taiwan Skull Base Society. His research interests are Otolaryngology, Head and Neck Oncology, Nasopharyngeal Carcinoma, Oral Cancer,oro/hypopharyngeal cancer, laryngeal cancer, Thyroid Neoplasm, Salivary Gland Neoplasm, Ultrasound of the Head and Neck, Transnasal Esophagoscopy/EGD.