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Established in 1966, WINSTON is one of the most recognized major buliding services contractors serving both public and private sectors in Hong Kong. We are:

• Government recognized specialist contractor (Group II) for Public Works in the category of  “Air Conditioning Installations”

• Government Registered Specialist Contractor (Ventilation category)

• Government Registered Electrical Contractor

• Government Registered Minor Works Contractor  (level I, II & III for classes A~H)

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Electrical Contractor Cert expiry 2025.jpg
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