Mark Ying-Liang Chou, MD, serves as an otolaryngologist and faculty member at National Defense Medical University, Taichung Armed Forces General Hospital, and Central Taiwan University of Science and Technology in Taiwan. His clinical expertise includes rhinology, nasal mucosal physiology, and image-guided sinus surgery.

Dr. Chou’s research focuses on applying artificial intelligence (AI) and visual enhancement techniques to improve the diagnostic accuracy of sinus imaging, with the goal of optimizing preoperative evaluation and surgical planning for chronic rhinosinusitis. He has published multiple academic articles covering airway pharmacology and its effects on respiratory physiology, as well as the application of advanced imaging technologies in otolaryngology.

In addition to rhinology, Dr. Chou has strong interests in sleep medicine and head and neck oncology. He is currently engaged in the clinical application and research of submental free flap reconstruction in head and neck cancer surgery.

Chairman, Department of Otolaryngology Head & Neck Surgery, Mackay Memorial Hospital, Taiwan 2021 ~ now

Professor, Mackay Medical University, 2024~now

Director, Mackay Skull Base Center, 2025~now 

Director of Taiwan Society of Otorhinolaryngology Head and Neck Surgery, 2016-2019, 2022~now

Director of Taiwan Rhinology Society (TRS), 2014-now 

Director of Taiwan Society for Skull Base Surgery, 2020~now

Allen (Ping-Hung) Shen, MD

Dr. Allen Ping-Hung Shen is a senior otolaryngologist and rhinology specialist with extensive expertise in endoscopic sinus and skull base surgery. He is currently the Chief of the Rhinology Division in the Department of Otolaryngology–Head and Neck Surgery at Kuang-Tien General Hospital, Taiwan, and serves as an Assistant Professor at Hung-Kuang University (certified by the Ministry of Education, Taiwan).

Dr. Shen received his medical degree from Taipei Medical University (1989–1996) and completed his residency training in otolaryngology at Kuang-Tien General Hospital (1998–2002). Since 2002, he has remained on staff at the same institution, where he has played a key role in advancing endoscopic rhinologic surgery. In 2007, he undertook international fellowship training in Adelaide, Australia, under the supervision of Professor Peter-John Wormald, focusing on advanced endoscopic sinus and skull base techniques.

His clinical and research interests center on advanced endoscopic sinus surgery, revision ESS, surgical field control, endoscopic salvage nasopharyngectomy for recurrent nasopharyngeal carcinoma, and endoscopic nasopharyngeal anatomy. He is also a principal contributor to the development of the Taiwan Smell Identification Test, an office-based olfactory screening tool adapted to the Taiwanese population.

Dr. Shen has been actively involved in professional societies, serving as Director of the Taiwan Rhinology Society (2017–2023) and currently as its Supervisor. He also holds a supervisory role in the Taiwan Otolaryngology–Head and Neck Surgery Society. Internationally, he has been appointed Course Director for IRCAD-Taiwan sinus surgery courses and is a frequent invited speaker and faculty member at FESS and skull base courses across Asia.

His academic work has been published in leading peer-reviewed journals, including International Forum of Allergy & Rhinology, American Journal of Rhinology & Allergy, Journal of Neurosurgery, and Clinical Otolaryngology. His contributions span randomized controlled trials, multicenter surgical outcome studies, and anatomical research.

In recognition of his clinical excellence, Dr. Shen received the Symbol of National Quality (SNQ) Award for Elaborative Endoscopic Sinus Surgery. He continues to be actively engaged in clinical innovation, education, and international academic exchange in the field of rhinology.

Prof. Ming-Ying Lan (M.D.; Ph.D.) is currently a Professor in the Department of Otolaryngology–Head and Neck Surgery at Taipei Veterans General Hospital and National Yang Ming Chiao Tung University in Taiwan. She is the former President of the Taiwan Academy of Facial Plastic and Reconstructive Surgery (TAFPRS), and currently serves as the Supervisor of the Taiwan Society of Otorhinolaryngology-Head and Neck Surgery, Director of the Taiwan Rhinology Society, Executive Director of the Taiwan Skull Base Society, and TAFPRS.

Her clinical expertise includes endoscopic sinus surgery, endoscopic skull base surgery, and functional rhinoplasty. Her research interests encompass sinusitis, nasopharyngeal cancer, sinonasal cancer, biosensors, and biomaterials. Prof. Lan has published extensively in both clinical and translational research and has been invited to speak at numerous international conferences. She has served as Course Director for numerous sinus and skull base dissection courses as well as rhinoplasty courses in Taiwan and has been invited to serve as guest faculty at international sinus and skull base dissection courses.