| O | Professional External Selection Broad for the Gifted Student Programmes of the Hong Kong Academy for Gifted Education (HKAGE) | Others | |
| O | Professional Green Building Council | Others | |
| O | Professional Risk Manager International Association, Hong Kong Chapter | Others | |
| O | Professional Services Development Assistance Scheme Vetting Committee/Secretary for Commerce and Economic Development | Others | |
| J | Professional Society | | |
| O | Professional Standards Review Committee, Queen Mary Hospital | Statutory | |
| O | Professional Validation Council of Hong Kong Industries for the appointment of Honorary Fellows and Associates | Others | |
| O | Professor Karl Hormann, Department of Otorhinolaryngology - Head & Neck Surgery, University of Mannheim Hospital, Mannheim, Germany, 8-10 July 2003 | Deleted | |
| O | Professor LP Samaranayake, Chair of Oral Microbiology; Director, Prince Philip Dental Hospital; Member of the Board of Governors, Prince Philip Dental Hospital, Member, Professional Education Committee, Hong Kong Dental Association:,Visiting Professor, Faculty of Dentistry, Thammassat University, Bangkok, Thailand; Honorary Professor, Eastman Dental Institute for Oral Health Care Sciences, University of London, UK; Advisory Professor Shanghai Jiao Tong University School of Medicine, (formerly Shanghai Second Medical School);External Examiner in clinical oral microbiology, Royal Australasian College of Dental Surgeons, Australia; President–elect, International Association for Dental Research: Oral Medicine and Pathology Group; Editorial Board Memberships: Mycopathologia (Associate Editor),Oral Oncology, Journal of the American Dental Association, Journal of Dental Education, Archives of Oral Biology, International Dental Journal, Journal of the Japan Prosthodontic Society, | Others | |
| O | Professorial Appointment Committee, HKIEd | Others | |
| O | Program Committee for the inaugural International Convention of Psychological Science (ICPS), Amsterdam, 2015. | Others | |
| O | Program Committee of QIP 2022 | Others | |
| O | Program Committee of TQC 2021 | Others | |
| O | Program Committee, 2016 International Conference on Cognitive and Behavioral Psychology | Others | |
| O | Program Committee, Eleventh International Conference on Knowledge Management (ICKM 2015). November 4-6, 2015, Osaka, Japan | Others | |
| O | Program Committee, ICONS 2015, The 10th International Conference on Systems, Barcelona, Spain | Others | |
| O | Program Committee, Intelligent Information Systems Thematic Track, The 17th Portuguese Conference on Artificial Intelligence, Coimbra, Portugal | Others | |
| O | Program Committee, International Liver Transplantation Society | Others | |
| O | Program Committee, Save the Children Hong Kong | Others | |
| O | Program Committee, Tenth International Conference on Knowledge Management (ICKM). November 24-26, 2014, Antalya, Turkey | Others | |
