2017-2023
External Examiner in Applied Science/ Science, Open University of Hong Kong
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2016-2020
Member, Town Planning Board
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2016-2020
Member, Rural and New Territories Planning Committee
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2013-2018
Member, Advisory Council on the Environment, HKSAR Government
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2013-2018
Member, EIA Sub-committee, Advisory Council on the Environment, HKSAR Government
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2013-2018
Member, Nature Conservation Sub-committee, Advisory Council on the Environment, HKSAR Government
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2017-2020
Member,
, Urban Forestry Advisory Panel, Development Bureau
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2013-2018
Chairman, Sub-committee on Educational and Scientific Studies, Country and Marine Parks Board
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2012-2020
Academic Assessor, SCI4002 Understanding Ecology and the Environment, Centennial College.
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2015-2020
External Examiner (Module) for Degree Module(s), Department of Social Science, Hang Seng Management College
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Since 2011
Advisor, Fung Yuen Butterfly Reserve, Tai Po Environmental Association
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2010-2017
Member, Conservation Advisory Committee, WWF Hong Kong
Since 2010
Member, Scientific Advisory Committee, Ocean Park Conservation Foundation Hong Kong
Since 2008
Member, Management Committee, Lung Fu Shan Environmental Education Centre, HKU and EPD
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2008-2010
Member, Expert Panel, NENT New Development Areas Planning and Engineering Study-Investigation, Planning Department
Since 2006-2017
Vice-chairman, The Conservancy Association
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2011-2017
Member, Country and Marine Parks Board, HKSAR Government
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2011-2017
Member, Country Parks Committee, HKSAR Government
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2011-2017
Member, Marine Parks Committee, HKSAR Government
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2013-2016
Member, Biodiversity Strategy and Action Plan: Terrestrial Biodiversity Working Group, Agriculture, Fisheries and Conservation Department.
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2013-2015
Departmental Advisor cum External Examiner, Department of General Education, Hang Seng Management College
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2012-2013
Member, Management Committee, Management Agreement Scheme at NWNT Fishponds of the Hong Kong Bird Watching Society
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2011-2013
Member, Sub-committee on Educational and Scientific Studies, Country and Marine Parks Board
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2011-2013
Consultant, Environmental Education Programme of HKUGA Primary School
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2009-2013
External Examiner, Higher Diploma in Environmental Science (Resources Management) 11333S, Institute of Vocational Education
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2012-2013
Examination Moderator, CS2503 Conservation and Ecotourism, Hong Kong Baptist University, College of International Education
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2011-2012
Member, Site Selection Sub-committee, Hong Kong Countryside Foundation