Dr. Zion To graduated from The Chinese University of Hong Kong. He pursued his specialty training in Otorhinolaryngology and Head & Neck Surgery at the United Christian Hospital, Prince of Wales Hospital and Alice Ho Miu Ling Nethersole Hospital. He was awarded the Gold Medal Award in the Joint Intercollegiate Specialist Examination in Otorhinolaryngology in 2018 and was elected as the Distinguished Young Fellow Award by the Hong Kong Academy of Medicine in 2019. He was awarded the Hospital Authority Corporate Scholarship to undergo overseas training in Stanford University and Singapore General Hospital. He is currently an Associate Consultant at United Christian Hospital and Clinical Assistant Professor (honorary) of The Chinese University of Hong Kong with special interests in sleep surgery, rhinology and skull base surgery.