Ms Ngu graduated from Glasgow Caledonian University with a Bachelors (Hons) in Optometry. She became a qualified optometrist in the United Kingdom after one year of supervised clinical practice and successful completion of the Scheme for Registration run by The College of Optometrists (UK). She practiced in Arbroath, Scotland, for 3 years and co-managed uncommon eye pathology with ophthalmologists.
She is currently registered under both the Optometrist & Optician Board (OOB) in Singapore and the General Optical Council (GOC) in United Kingdom. She has also attained a Fellowship Diploma in Ophthalmic Dispensing from Association of British Dispensing Opticians. Her professional interests include myopia control and ocular pathology.