Mr. Choi obtained his Bachelor’s Degree in Economics and Finance, Postgraduate Diploma in Education, and Master of Economics at the University of Hong Kong (HKU), and acquired Dean’s Honours List throughout all academic years in his bachelor degree and postgraduate diploma. He has conducted lectures and trainings in various institutions, including Hong Kong International Aviation Academy and the Centre of International Education at the Hong Kong Baptist University. Prior to the position of Visiting Senior Lecturer in Lingnan University, he has run his own business, conducted accounting and finance training for the Census and Statistics Department in Hong Kong, and involved in subject development and provided consultancy services for the MTR Academy.