HSIC V2.0Class
4322Ventilation, gas and water fitting installation and maintenance activities
通風、燃氣及水務設備系統安裝及保養活動
Subclasses in this class
| Code | Title | 中文名稱 |
|---|---|---|
| 432201 | Air-conditioning and ventilation system, installation and maintenance | 空氣調節及通風系統安裝及保養 |
| 432202 | Water plumbing and drain laying | 供水管及排水管鋪設 |
| 432203 | Water well drilling | 鑽水井 |
| 432204 | Gas fitting, installation and maintenance | 燃氣供應系統裝設、安裝及保養 |
| 432299 | Combined and other ventilation, gas and water fitting, installation and maintenance | 綜合及其他通風、燃氣及水務設備安裝及保養 |
Industry statistics
How large is this sector in Hong Kong?
Official figures are compiled at industry level. These are for Construction (F), the industry this classification belongs to.
27,200
Establishments (2023)
195,800
Persons engaged (2023)
C&SD Annual Survey of Economic Activities 2023Verified 2026-07-14
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