About Us

Advance Specialist Treatment Engineering Limited “ASTEL” has been established since Year 1981 and being one of leading specialist contractors in Hong Kong. The Company is to undertake high quality corrosion protection work in the early stage and then to expand her business into overseas markets, which include Mainland China, Taiwan, Malaysia, Indonesia, Vietnam, Qatar and Macau, etc. Since 1990, the Company has diversified her specialist work trades into waterproofing, concrete repair, flooring, external façade renovation and historic building conservation work, etc.


Following the commitment of company being “Integrity and Reliableness”, ASTEL has earned a reputation for high quality workmanship backed by meaningful guarantees in the market. For the last decade, ASTEL participated in many large scale of projects including MTR Station, XRL Station, Bridges, Tunnels, Casinos and Terminals, etc. and has successfully completed the specializing works for the projects.


Recently, our new company “Advance Specialist Treatment Engineering (Construction) Limited, short named ASTEL (Const.)” with the same Members and Board of Directors as ASTEL has obtained the license of the Registered General Building Contractor, RGBC, enhancing to undertake more demandable high quality works.

2-1 2-1-m


Approved Contractors to Hong Kong Government and relevant industry / trade organizations in the following:


Development Bureau: Approved Suppliers of Materials and Specialist Contractors for Public Works
Specialist Operations for Highway Structure: Class II
Specialist Operations for Highway Structure: Class III
Repair of Restoration of Historic Buildings


Buildings Department

Registered Minor Works Contractor (Company) Registration No. MWC 1447/2010

Registered General Building Contractor: GBC 6/2007 with our company of ASTEL (Const.)


Construction Industry Council

Subcontractors Registration System Registration No. R000654


Member of The Hong Kong Concrete Repair and Waterproofing Association


Member of Hong Kong Historic Building Conservation Association