| Electricity |
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Plumbing |
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Electrical and Mechanical Services Department
Registered Electrical Contractor |
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Water Supplies Department
Grade 1 Plumber |
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| Fire Service |
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Fire Service |
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Fire Service Department
Registered Grade 1 Contractor |
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Fire Service Department
Registered Grade 2 Contractor |
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| Fire Service |
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Mechanical Ventilation |
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Fire Service Department
Registered Grade 3 Contractor |
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Buildings Department Registered Ventilation Contractor |
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| Minor Works |
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Buildings Department
Registered Contractor for Minor Works |
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