KK is an experienced urban planner and designer. After retiring from the post of Director of Planning of the Hong Kong Government, he was appointed as Honorary Professor, Professor of Practice and Adjunct Professor by The University of Hong Kong (HKU), The Chinese University of Hong Kong (CUHK), and Professor of Practice (Planning) of The Hong Kong Polytechnic University. He is also the Associate Fellow of the University College of Estate Management, UK.
He is now the Director of Jockey Club Design Institute for Social Innovation of The Hong Kong Polytechnic University. He also serves the community as the Vice Chairman of the Hong Kong Housing Society, Director of the Hong Kong Cyberport Management Company Limited and Chairman of its Entrepreneurship Committee, and the Chairman of the Country and Marine Parks Board.
He was the Director of Planning of HKSAR Government and President of the Hong Kong Institute of Planners.