Prof. Lian received her PhD degree in Health Economics and Health Services Research, from the School of Public Health, The University of Hong Kong in 2013. Her PhD study was the evaluation of the effectiveness and cost-effectiveness of the first pilot study of systematic screening for diabetic retinopathy in Hong Kong. In 2014, she joined the Department of Ophthalmology and the Department of Family Medicine and Primary Care, The University of Hong Kong as a post-doctoral fellow. Since then, she has continued to develop the screening project at different levels of the health care system and to work on methods of improving its efficiency. She participated in teaching health economics to Master’s students. In 2017, she joined the School of Optometry of The Hong Kong Polytechnic University as Research Assistant Professor.