How to become a metal finishing, plating and coating machine operator
Official title: Metal finishing, plating and coating machine operators
Also called: Metal coating machine operator, Metal finishing machine operator, Metal plating machine operator, Metal polishing machine operator
Metal finishing, plating and coating machine operators monitor and operate equipment which finishes, plates and coats metal articles or parts in order to give them improved resistance to corrosion and abrasion, for decorative purposes, or to impart electrical or magnetic properties.
Main tasks
- Operating and monitoring equipment which cleans metal articles in preparation for electroplating, galvanizing, enamelling or similar processes
- Operating and monitoring electroplating equipment
- Operating and monitoring hot-dip equipment used to coat iron and steel products
- Operating and monitoring machines which automatically coat wire with non-ferrous metal
- Operating and monitoring equipment used to spray molten metal or other substances onto metal products to provide a protective or decorative coating or to build up worn or damaged surfaces
- Operating and monitoring equipment used to impart a rust-resistant finish to metal articles by treating them with chemicals and heating them
- Checking proper thickness of plating using micrometers, callipers or other devices, recording data and writing production logs
- Preparing and mixing metallizing solutions according to formulas or specifications
Pay · Outlook · AI and this job
- Median pay: HK$20,000 a month
- About 387,500 people in 2025, and about 403,200 projected by 2028. (+4.1%)
- Generative AI can do relatively little of this work, by the ILO's global estimate.
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Questions people ask
Do you need a degree to become a metal finishing, plating and coating machine operator?
Usually not. Only 10% of people in this job hold a bachelor's degree or higher.
Will AI change the work of a metal finishing, plating and coating machine operator?
Generative AI can do relatively little of this work, by the ILO's global estimate.
Sources
- Census and Statistics Department (2021 Population Census): 2021 Population Census, Interactive Data Dissemination Service: working population by occupation (38 groups) and sex, age, education, income; median income and field of education (9 groups) (2021 Population Census), retrieved 4 October 2026
- Census and Statistics Department (General Household Survey): Median monthly employment earnings by occupation (9 groups), excluding foreign domestic helpers (Table 210-06317A); employed persons by occupation, age and sex (210-06307A) and by industry (210-06308A) (2025 annual (series to 2026-07)), retrieved 4 October 2026
- Labour and Welfare Bureau; tables published by C&SD: Mid-term Update of Manpower Projection to 2028: supplementary statistical tables (5 occupation groups, 17 selected industries) (2025 to 2028 (published 2026-09)), retrieved 4 October 2026
- International Labour Organization, Generative AI and Jobs: A Refined Global Index of Occupational Exposure (ILO Working Paper 140, Gmyrek et al.) (ILO Working Paper 140, May 2025, Annex Table A1), CC BY 4.0, retrieved 4 October 2026
Updated 4 October 2026