| Safety specialist committee, Hong Kong Institution of Engineers | 2006 - 2013 | Committee Member | | |
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| SAGAMORE 2018 | 2017-2018 | International Scientific Advisory Board | | Dr Sadjadi Sadjadi Seyedabdolreza |
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| SAIO - Argentinean Division of the IADR | 01/2008 | Active Member | | Professor Molina Molina Gustavo Fabian |
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| Salzburg Seminar on Global American Studies | |
| Santen (Osaka, Japan) | |
| SAS User Group Hong Kong | 2014 - present | Founding Chairman | | |
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| Sau Po Centre of Ageing, The University of Hong Kong | |
| Sau Po Centre on Ageing | |
| Sau Po Centre on Ageing, HKU | 12/2016- 12/2020 | Honorary Research Fellow | | Ms Poon Poon Po Wah Rebecca | 01/2021-01/2023 | Center on Ageing Fellow | | Ms Poon Poon Po Wah Rebecca |
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| Sau Po Centre on Ageing, The University of Hong Kong | |
| SAUTE (SWiss Association of the University Teachers of English) | |
| Scholar review Committee of ILTS | Since 2007 | Committee Member | | |
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| Scholarship Committee, Pi Iota Chapter, STTI | 03/2006 - 03/2008 | Coordinator | | |
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| Scholarship Committee, The College of Dental Surgeons of Hong Kong | |
| Scholarship Commmittee of ILTS | |
| Scholarship Subcommittee, Pi Iota Chapter, STTI | 03/2004 - 03/2006 | Coordinator | | |
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| School of Arts and Social Sciences, Open University of Hong Kong | |
| School of Arts, Macau Polytechnic Institute | Apr 2007 | chairman, Internal Validation, Music (Education) Programme | | |
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| School of Asian Studies, The University of Sydney, Australia | 1994-1995 | Honourable Lecturer | | |
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| School of Aviation, University of New South Wales, Sydney, Australia | 03/2020-03/2023 | Adjunct assistant professor | | |
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