Originally educated in quantity surveying, H.F. is a practicing mediator, arbitrator and barrister, with specialty in arbitration and dispute resolution. He was the law subjects coordinator in the Department.

H.F. is a member of various panels and lists of mediators including the Panel of General Accredited Mediators of Hong Kong Mediation Accreditation Association Limited (HKMAAL), Hong Kong International Arbitration Centre (HKIAC), Hong Kong Institute of Surveyors (HKIS) and Hong Kong Institute of Architects (HKIA) (joint panel), Hong Kong Institute of Arbitrators, International Commercial Mediation Joint Court in Shanghai, Hong Kong International Arbitration Centre under the Mainland and Hong Kong Closer Economic Partnership Arrangement (CEPA), Shenzhen Qianhai International Commercial Mediation Centre, and the List of Mediators of Hong Kong Bar Association.

Since 2003, H.F. has practised as mediator dealing with many cases from small commercial disputes to huge land, construction and financial disputes. He has been very active in training and assessment of mediation and is a Lead Assessor in HKMAAL Stage II mediation assessment. He was the lead assessor for the first HKIAC Stage II assessment held in China and was a Chairperson of Hong Kong Mediation Council, HKIAC.
Besides, H.F. has started practising as arbitrator since 1994 dealing primarily with construction and commercial cases. He is on the panel of Arbitrators of Hong Kong International Arbitration Centre, HKIS/HKIA (joint panel), Hainan International Arbitration Court (Hainan Arbitration Commission) and the List of Arbitrators of Hong Kong Bar Association.

H.F. has been very active in public services. He has been the Vice-Chairperson of HKMAAL, a member of Land and Development Advisory Committee and a member of the Tender Committee and Building Committee of Hong Kong Housing Authority. He was a convenor of the Railway Objections Hearing Panel, a Chairman of the Appeal Tribunal under the Buildings Ordinance, a member of the Steering Committee on Mediation chaired by the Secretary for Justice, Town Planning Board, Authorized Persons Registration Committee Panel, Inland Revenue Board of Review Panel, Structural Engineers Registration Committee Panel and Surveyors Registration Board.

H.F. is a frequent speaker and writer on topics related to mediation and other forms of dispute resolution in different professional and academic conferences and publications. He also sits on editorial boards of major local and international journals as editor.