• Institute of Patentees Inventors and Designers, Hong Kong.
  • Chairman (1976-1986)
• Taipei International Exhibition of Inventions 1988
  • Appraisal Committee Member
• American Chinese Invention
  • Asso, Advisor 1996
• Canton Trust Commercial Bank Ltd.
  • Bankrupty Committee Member (1964-1976) Hong Kong
• Leader of the Year (2004 HK)
• Committee Member of the China
  • Asso. of Inventions (2005-2010)
• 香港發明專利協會
  • 會長 1976-1986
• 台北國際發明展
  • 評審委員 1988
• 美國華人發明協會
  • 顧問 1996
• 香港政府破產管理局
  • 清盤委員 1964-1976
• 香港傑出領袖 2004
• 中國發明協會
  • 現任理事 2005-2010

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