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Expert Committee on Plumbing and Waterworks Materials

Terms of Reference

To advise the Director of Water Supplies on: –

  1. the control, standards and testing of plumbing and waterworks materials;
  2. the latest technological development and innovations in plumbing and waterworks materials; and
  3. any matters related to plumbing and waterworks materials in the local context.



Professor NGAN Hing Wan, Alfonso (Chairman)

Ir LEUNG Kwong Ho, Edmund 

Professor SHIH Kaimin

Dr. LIU Yaohui, Keane

Dr. LIM Chaw Hyon, Eric

Mr. IP Wing Cheong (Secretary)

Terms of Appointment: 2 years (from1 December 2022 – 30 November 2024)



Secretary: SME/MCT
Address: Room 4506F, 45/F, Immigration Tower, 7 Gloucester Road, Wan Chai, Hong Kong
Tel. No.: 2829 5663
Fax No.: 2824 0578