Mr Lui is a Senior Advisor of PricewaterhouseCoopers Hong Kong and a Deputy of the National People's Congress of the PRC. Mr Lui is currently Chairman of the Education Commission; Committee on Self-financing Post-secondary Education and the Self-financing Post-secondary Education Fund Steering Committee. He is also an ex-officio member of the University Grants Committee. In the past, he has served as a member of the Committee on Professional Development of Teachers and Principals as well as the Committee on Free Kindergarten Education. He was President of the Hong Kong Institute of Certified Public Accountants in 1997.