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Telephone Directory of the Government of the HKSAR And Related Organisations Enquiry email : dir_enq@cso.gov.hk 中文
Last Updated: 27/02/2020 Back Download

Electrical & Mechanical Services Department

Full Name Post Title Office Tel Email
Mr. SIT Wing Hang, Alfred, JP Director of Electrical & Mechanical Services/Gen Mgr 2808 3601
Mr. PANG Yiu Hung, JP Dep Director/Regulatory Services 2808 3606
Mr. CHEUNG Yuen Fong, JP Dep Director/Trading Services 2808 3845
Service Name Bureau / Department / Related Organisation Office Tel Email
24-Hour General Enquiry Hotline Electrical & Mechanical Services Department 1823
Document Submission regarding Lands / Planning Applications Electrical & Mechanical Services Department /


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Electrical & Mechanical Services Department

Electricity and Energy Efficiency Branch

Energy Efficiency Division A

Energy Efficiency Sub-division A1

Energy Efficiency Sub-division A2

Energy Efficiency Sub-division A3

Energy Efficiency Sub-division A4

Energy Efficiency Sub-division A5

Energy Efficiency Sub-division A6

Energy Efficiency Sub-division A7

Energy Efficiency Sub-division A8

Energy Efficiency Sub-division A9

Energy Efficiency Sub-division A10

General Office

Energy Efficiency Division B

Energy Efficiency Sub-division B1

Energy Efficiency Sub-division B2

Energy Efficiency Sub-division B3

Energy Efficiency Sub-division B4

Energy Efficiency Sub-division B5

Energy Efficiency Sub-division B6

Energy Efficiency Sub-division B7

Energy Efficiency Sub-division B8

Energy Efficiency Sub-division B9

Energy Efficiency Sub-division B10

Energy Efficiency Sub-division B11

Energy Efficiency Sub-division B12

Energy Efficiency Sub-division B13

Bldg Information Modelling Sub-division

Electricity Legislation Division

Electrical Products Sub-division

Consumer Installations Sub-division

Information Technology Management Unit

Publicity & Prosecution Sub-division

Nuclear & Utility Safety Sub-division

Gas & General Legislation Branch

Gas Standards Division A

Gas Standards A1 Sub-division

Gas Standards A2 Sub-division

Gas Standards A3 Sub-division

General Registry

Gas Standards Division B

Gas Standards B1 Sub-division

Gas Standards B2 Sub-division

Gas Standards B3 Sub-division

Gas Standards B4 Sub-division

General Legislation Division

General Legislation Sub-division 1

General Legislation Sub-division 2

General Legislation Sub-division 3

General Legislation Sub-division 4

General Legislation Sub-division 5

General Legislation Sub-division 6

General Legislation Sub-division 7

Vehicle Maintenance Registration Unit 1

Vehicle Maintenance Registration Unit 2

Railways Branch

Railways Division 1

Railways Sub-division 1

Railways Sub-division 2

Railways Sub-division 4

Railways Division 2

Railways Sub-division 9

Railways Sub-division 15

Railways Sub-division Railways Special Duty

Railways Division 3

Railways Sub-division 3

Railways Sub-division 10

Railways Sub-division 11

Railways Sub-division 12

Railways Sub-division 14

Railways Division 4

Railways Sub-division 5

Railways Sub-division 6

Railways Sub-division 7

Railways Sub-division 8

Railways Sub-division 13

Electricity Team

Electricity Market Development Sub-division

Utility Monitoring Sub-division

Departmental Administration Division

Personnel Registry

General Registry

Confidential Registry

Staff Welfare Section

Estate Management Unit

Official Languages Section

Staff Relations Unit

Staff Management Unit

Accounting Services Unit

Technical Secretariat

Engineering Services Branch 1

Boundary Crossing Facilities and Transport Services Division

Boundary Crossing Facilities Sub-division

Airport Services 1

Airport Services 2

Boundary Crossing Facilities 1

Boundary Crossing Facilities 2

Boundary Crossing Facilities 3

Transport Services Sub-division

Transport Services 1

Transport Services 2

Transport Services 3

Transport Services 4

Transport Services 5

Transport Services 6

Transport Services 7

Security & Vehicle Services Division

Security/HK Sub-division

Security/Kln Sub-division

Security/NT Sub-division

Security/Project Sub-division

Security /Drainage Services Sub-division

Security/Drainage Services/IT Support

Security/Drainage Services 1

Security/Drainage Services 2

Security/Drainage Services 3

Security/Electronics Project Sub-division

Security/Central Service Sub-division

Security/Professional Support Sub-division

Security/Special Duty Sub-division

Vehicle Engineering Sub-division (Vehicle)

Vehicle Engineering Sub-division (Vehicle Technical Services)

Engineering Services Branch 2

General Engineering Services Division

General Engineering Services Building Services Sub-division A

General Engineering Services Building Services Sub-division B

General Engineering Services Building Services Sub-division C

General Engineering Services Building Services Sub-division D

General Engineering Services Building Services Sub-division E

General Engineering Services Building Services Sub-division F

Accommodation Design Group

General Engineering Services - (HK Region) Maintenance Sub-division

General Engineering Services - (Kln Region) Maintenance Sub-division

General Engineering Services - (NT Region) Maintenance Sub-division

General Engineering Services Project Sub-division

General Engineering Services Market Improvement Projects Sub-division

General Engineering Services New School Projects Sub-division

General Engineering Services Projects Management Branch 1 Sub-division 1

General Engineering Services Projects Management Branch 1 Sub-division 2

General Engineering Services Projects Management Branch 2 Sub-division 1

General Engineering Services Projects Management Branch 2 Sub-division 2

General Engineering Services Projects Management Branch 3 Sub-division 1

General Engineering Services Projects Management Branch 3 Sub-division 2

General Engineering Services Shenzhen Western Corridor Sub-division

General Engineering Services Special Duty Sub-division

Municipal Sector Division

Municipal Sector (HK) Sub-division

Municipal Sector (Kowloon) Sub-division

Municipal Sector (New Territories) Sub-division

Municipal Sector Minor Works Sub-division

Municipal Sector Project Sub-division

MunS (CS) Sub-division

MunS Vessel Traffic Services System Sub-division

Health Sector Division

Health Sector Services (Hong Kong East) Sub-division

Health Sector Services (Hong Kong West) Sub-division

Health Sector Services (Kowloon Central) Sub-division

Health Sector Services (Kowloon East) Sub-division

Health Sector Services (Kowloon West) Sub-division

Health Sector Services (New Territories East) Sub-division

Health Sector Services (New Territories West) Sub-division

Health Sector Services Project Sub-division 1

Health Sector Services Project Sub-division 2

Health Sector Services Project Sub-division 3

Health Sector Services Project Sub-division 4

Engineering Services Branch 3

Corporate Services Division

Business Planning Sub-division

Corporate Communications Sub-division

Quality and Safety Sub-division

Supplies Sub-division

Training Unit 1

Training Unit 2

Digitalisation & Technology Division

Bldg Infn Modelling Sub-division

Electrical, Mechanical & Bldg Services Technology Dev Sub-division

Electronic Technology Dev Sub-division

Government-Wide Internet-of-Things Network

Infn Technology Dev

Infn Technology Strategic Support

Inno-Office

Contract Advisory Unit 1

Contract Advisory Unit 2

Finance Division

Finance Accounting Sub-division

Accounting Services

Payment Checking

Payment Production

Salary & Allowance

Management Accounting Sub-division

Billing

Financial Planning

Pricing & System

Internal Audit Sub-division

Internal Audit

Special Duty Sub-division

Trading Departmental Control