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
This activity involves the installation, maintenance, and repair of ventilation systems, gas fittings, and water supply systems. It encompasses work related to ensuring proper airflow, gas safety, and water distribution in residential, commercial, and industrial settings.
Subclasses in this class
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
Standard compliance
Compliance every Hong Kong company shares
Beyond anything specific to this activity, every Hong Kong company handles two-tiered profits tax, the annual return (Form NAR1) within 42 days of its incorporation anniversary, audited accounts, MPF enrolment for staff, and a company secretary. Emerhub runs all of it on your behalf.
See the full Hong Kong compliance calendarIncorporate in Hong Kong
Starting a ventilation, gas and water fitting installation and maintenance activities business in Hong Kong?
Emerhub incorporates your company, registers the business nature above with the IRD, files every licence application, and runs your company secretary and compliance calendar. You provide the documents; Emerhub handles every government interaction.
Start incorporation with Emerhub