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: 14/12/2025

Drainage Services Department
Operations & Maintenance Branch
Mainland North Division
Special Maintenance Section

Special Maintenance Section

Address	11/F, Drainage Services Tower, 8 Ying Wa Street, Cheung Sha Wan, Kowloon
Office Tel	3965 8856
Fax	3965 8935

Special Maintenance Section
Address 11/F, Drainage Services Tower, 8 Ying Wa Street, Cheung Sha Wan, Kowloon	Office Tel 3965 8856	Fax 3965 8935

Full Name	Post Title	Office Tel	Email
Full Name Mr. YU Chi Keung	Post Title Sr Engr/Special Maintenance	Office Tel 3965 8856	ckyu@dsd.gov.hk
Email ckyu@dsd.gov.hk
Full Name Mr. LEONG Cheung Ching	Post Title Engr/Special Maintenance 1	Office Tel 3965 8870	ccleong@dsd.gov.hk
Email ccleong@dsd.gov.hk
Full Name Ms. YUEN Ho Yan, Janet	Post Title Engr/Special Maintenance 2	Office Tel 3965 8923	hyyuen@dsd.gov.hk
Email hyyuen@dsd.gov.hk
Full Name Mr. MAK Shiu Wai	Post Title Engr/Special Maintenance 3	Office Tel 3965 8934	swmak02@dsd.gov.hk
Email swmak02@dsd.gov.hk
Full Name Mr. HUANG Jialiang	Post Title Engr/R&R	Office Tel 3965 8862	jhuang02@dsd.gov.hk
Email jhuang02@dsd.gov.hk
Full Name Mr. NG Chi Hung	Post Title Sr Insp of Works/Special Maintenance	Office Tel 3965 8902	chng03@dsd.gov.hk
Email chng03@dsd.gov.hk
Full Name Mr. SAIR Kwok Chu	Post Title Insp of Work/Special Maintenance 2	Office Tel 3965 8865	kcsair@dsd.gov.hk
Email kcsair@dsd.gov.hk
Full Name Mr. LAM Tsz Kai	Post Title Asst Insp of Works/Special Maintenance	Office Tel 3965 8872	tklam02@dsd.gov.hk
Email tklam02@dsd.gov.hk

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.