His research focuses on competition law and policy issues, especially comparative competition law and competition law in developing countries. He is a member of the Competition Commission, the Committee on Slots Complaints in Hong Kong, and the Business Facilitation Advisory Committee in Hong Kong. He assisted the Hong Kong government in drafting the city’s first comprehensive competition law. He is also a member of the executive board of the Academic Society for Competition Law (“ASCOLA”), a member of the advisory board of the American Antitrust Institute, a member of the international advisory board of the Institute for Consumer Antitrust Studies at Loyola University Chicago, and a member of the advisory board for the Journal of Antitrust Enforcement and the China Antitrust Law Journal.