Event Gallery - The Hong Kong Air Conditioning and Refrigeration Association Ltd.

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空調管道隔熱材料知識，技術理論及實務證書課程 (8th Class)

根據政府規定，承判政府工程之隔熱保溫安裝，承判商必須提供不少於一成&nbs

ACRA Horse Racing Night 2025

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