Dr. Leong Chan is currently working as a consultant ophthalmologist and is the Head of Ophthalmology Department at the government hospital - Central Hospitalar Conde de S. Januario, Macau Health Bureau, , MACAU, SAR, CHINA.

Dr. Leong has been a specialist in ophthalmology for over 20 years and works for Health Bureau of Macao. She has been actively participating in training in different fields of her profession at both local and international hospitals, such as, Lisbon, Portugal, London, UK. and in USA.

Besides her routine ophthalmology work, Dr. Leong is also the Educational Council Member of Macau Academy of Medicine and Deputy Chief Supervisor of Macao Physician Association of Public Hospital.