| Public Service :
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| * | Hong Kong District Affairs Adviser (1995-97)
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| * | Member, Tai Po District Board (1991-97)
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| * | Member, Tai Po Provisional District Board (1997-99)
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| * | Member, Agriculture, Fisheries, Commerce and Industries Committee, Tai Po Provisional District Board (1985-98)
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| * | Member, Traffic and Transport Committee, Tai Po Provisional District Board (1991-98)
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| * | Member, Environmental Improvement and Works, Tai Po Provisional District Board (1991-98)
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| * | Member, Recreation, Sports and Cultural Affairs, Tai Po Provisional District Board (1996-98)
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| * | Member, Social Services Committee, Tai Po Provisional District Board (1996-98)
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| * | Aquaculture Convenor, Working Group for Elderly Project, Tai Po Provisional District Board (1996-98)
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| * | Member, Fish Marketing Advisory Board (1987-98)
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| * | Member, Advisory Committee on Agriculture and Fisheries (1994-98)
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| * | Vice Chairman, Aquaculture Sub-committee, Advisory Committee on Agriculture and Fisheries (1994-96)
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| * | Chairman, Aquaculture Sub-committee, Advisory Committee on Agricluture and Fisheries (1996-98)
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| * | Member, Capture Fisheries Sub-Committee, Advisory Committee on Agriculture and Fisheries (1994-98)
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| * | Member, Marine Parks and Marine Reserves (1995-97)
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| * | Member, Marine Mammal Conservation Working Group (1996-98)
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| * | Member, Working Group on Artificial Reefs (1996-98)
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| * | Member, District Fight Crime Committee, Tai Po (1995-99)
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| * | Chairman, Federation of Fishermen's Co-operative Societies of Tai Po District New Territories Limited (1987-98)
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| * | Vice Chairman, New Territories Fishermen Fraternity Association (1980-97)
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| * | Chairman, New Territories Fishermen Fraternity Association (1997-99)
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| * | Chairman, Federation of Hong Kong Agriculture Associations (1996-99)
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| * | Director, The Unlimited Liabilities Co-operative Society of Tai Po Hand-liner Fishermen (1986-99)
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| * | President & Chief Executive, Tai Po Dragon Boat Race Committee (1987-99)
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| * | Member, Association for Celebration of Reunification of Hong Kong with China (1997)
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| * | Vice-Chairman, Association of Fishermen for Celebration of Reunification of Hong Kong with China (1997)
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| * | Organizer, Ying-Tung Cup Dragon Boat Race held by the Association of Fishermen for Celebration of Reunification of Hong Kong with China (1997)
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| * | Vice Chairman, Tai Po District Residents' Association (1994-99)
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| * | Member, New Territories Association of Societies (1997-99)
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