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Hong Kong Polytechnic.
-- Certificate of Proficiency in Industrial Safety, Graduated, 1984.

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Hong Kong Polytechnic.
-- Certificate of Proficiency in Advanced Industrial Safety (Construction), Graduated, 1987.

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Leicester University, United Kingdom.
-- Master of Science in Training, Graduated. May, 1996.

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The Hong Kong Occupational Safety and Health Association.
-- Member since 1981.
-- Fellow awarded in 1994.
-- Honorary Secretary 1988 to1992.
-- Vice President 1994 to 1998.
-- President 1998/1999, 1999/2000 and 2000/2001.

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The Institution of Occupational Safety and Health, UK
-- Member since 1988.
-- Registered Safety Practitioner (RSP), 1993.
-- Fellow since January, 1994.
-- Chartered Fellow since 2005.

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Hong Kong Industrial Safety Association
-- Fellow sine 1996.

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Registered Safety Officer, Hong Kong, since 1987.

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Certified Safety Professional of the United States, 1993.

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Registered Safety Practitioner , United Kindom, 1993.

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Registered Safety Auditor, Hong Kong, since 2001.

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Member of the Safety Officers Advisory Committee appointed by the Commissioner for Labour, Labour Department, Hong Kong Government, 1995  and 1996.

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President of the Hong Kong Occupational Safety and Health Association, 1998/2001.

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Member, Course Committee, Continuing Education Certificate in Occupational Safety & Health, City University of Hong Kong, 1994 to present.

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Member, Health Care Services Safety & Health Committee, Occupational Safety & Health Council, October 1997 to 2000.

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Member, Course Committee, Continuing Education Certificate in Safety Auditing, City University of Hong Kong, 1997 to present.

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Member, Course Committee, Continuing Education Diploma in Occupational Safety and Health, 1998 to present.

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Member, Steering Committee, Consultancy Study on the Reduction of Hazard in Mid-stream Handling Operations ( Marine Department ), May to October 1999.

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Industrial Advisor (2003-2008) of B. Eng (Hon.) in Industrial Engineering & Engineering Management Program, City University of Hong Kong.

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1978 to 1982 - Safety Officer and Assistant Personnel Officer
-- Sonca Products Limited.

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1982 to April 1989 - Safety Officer, Senior Safety Officer from January, 1988
-- Hsin Chong Construction Co., Ltd.

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June 1989 to present - Principal Consultant
-- Loss Control Engineering Limited

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32 years of experience in occupational safety & health; with 28 years in construction safety.

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Expert witnessing for criminal and civil case in relation to industrial safety.