Telephone Directory of the Government of the HKSAR And Related Organisations

This is a website where you can search for most of the telephone numbers of officers and hotlines in respect of government bureaux / departments and related organisations.

Last Updated: 29/05/2025

Electrical & Mechanical Services Department
Electricity and Energy Efficiency Branch
Energy Efficiency Division B
Energy Efficiency Sub-division B3

Energy Efficiency Sub-division B3

Energy Efficiency Sub-division B3

Full Name	Post Title	Office Tel	Email
Full Name VACANT	Post Title Sr Engr/Energy Efficiency B3	Office Tel 35286321
Email
Full Name Ms. YIU Man Wai	Post Title Engr/Energy Efficiency B3/1	Office Tel 35214776	mwyiu@emsd.gov.hk
Email mwyiu@emsd.gov.hk
Full Name VACANT	Post Title Engr/Energy Efficiency B3/2	Office Tel 3528 6330
Email
Full Name Mr. LAM Tung Him, Alex	Post Title Engr/Energy Efficiency B3/3 (N)	Office Tel 3528 6328	alexlam@emsd.gov.hk
Email alexlam@emsd.gov.hk
Full Name Mr. CHUNG Wai Hong	Post Title Engr/Energy Efficiency B3/4(P)	Office Tel 3528 6329	chungwh@emsd.gov.hk
Email chungwh@emsd.gov.hk
Full Name Mr. YUNG Wai Ming	Post Title Engr/Energy Efficiency B3/5 (N)	Office Tel	wmyung@emsd.gov.hk
Email wmyung@emsd.gov.hk
Full Name VACANT	Post Title Sr Tech Offr/Energy Efficiency B3	Office Tel 35286327
Email
Full Name Mr. WONG Wai Cheung	Post Title Bldg Services Insp/Energy Efficiency B3	Office Tel 3528 6324	wcwong@emsd.gov.hk
Email wcwong@emsd.gov.hk
Full Name VACANT	Post Title Asst Electrical Insp/Energy Efficiency B3	Office Tel 35286323
Email

Remarks:

1.For those calling from places outside Hong Kong, please dial the area code "852" before the telephone number (not applicable to overseas offices).
2.Click the name of officer/enquiry for further information.
3.All data on this website are provided and updated by respective bureaux / departments and related organisations.