• The Hong Kong Institution of Plumbing and Drainage-Chairman 2008-2016

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• The Hong Kong Institution of Plumbing and Drainage - Life Honorary Chairman Since 2017

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• Construction Industry Council Plumbing and Sanitary Wares Courses Advisory Board  Committee 2008-2020

 

• Hong Kong Water Supplies Department-Technical Committee on Plumbing Member 2015-2022

 

• Hong Kong Water Supplies Department - Licensed Plumber Licensing Advisory Committee 2017-2022

 

• The Chairman of Product Conformity Certification Scheme for Upvc Waste Pipe and Water Closet 2012-2013