How to become a Polysilicon Production Operator

Official Chinese title (2022 occupational classification): 多晶硅制取工

Also called: Trichlorosilane Reduction Operator, Trichlorosilane Synthesis Operator, Silicon Etching Operator, Polysilicon Finishing Operator, Silicon Tetrachloride Hydrogenation Operator, Silane Process Polysilicon Operator, Trichlorosilane and Silicon Tetrachloride Purification Operator

Operates synthesis furnaces, distillation columns, reduction reactors and other equipment to produce high purity polysilicon.

Main tasks

• Making trichlorosilane in synthesis furnaces
• Separating high purity trichlorosilane and silicon tetrachloride in distillation columns
• Unloading polysilicon from reactors, cleaning reduction reactors and fitting the internal parts
• Depositing polysilicon onto heated silicon slim rods in reduction reactors
• Recovering reactor off gas and separating chlorosilanes, hydrogen chloride and high purity hydrogen
• Etching, cleaning and drying contaminated polysilicon
• Testing polysilicon for electrical properties, minority carrier lifetime and impurity levels
• Converting silicon tetrachloride into trichlorosilane in hydrogenation reactors
• Crushing, sorting and packing silicon rods
• Maintaining equipment, clearing faults and keeping production records

Pay · AI and this job

• Median pay in China: CN¥68,000 a year (2025).
• Middle half: CN¥51,700 to CN¥90,000. One in ten earn less than CN¥42,200 and one in ten more than CN¥114,500.
• This is the figure for the mid group Metal Smelting and Rolling Workers, not for this job alone.
• National figure: wage prices of enterprise employees from the Ministry of Human Resources and Social Security (MOHRSS) enterprise pay survey. The public sector and the self-employed are not covered.
• Guangzhou only: median CN¥81,955 a year (2025), middle half CN¥54,000 to CN¥99,488.
• This is the figure for the mid group Metal Smelting and Rolling Workers, not for this job alone.
• Generative AI can do relatively little of this work, by the ILO's global estimate.

Who does this work

• The census group Metal Smelting and Rolling Workers holds 0.3% of everyone employed in China; 16.8% of its workers are women (2020 Census).
• 30.9% are under 35, 60.2% are 35 to 54 and 8.8% are 55 or older. The middle age band is 40 to 44.
• Census figures for the whole mid group (2020 long-form sample), not for this job alone.

Related jobs

• Semiconductor Ancillary Materials Operator

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Questions people ask

How much does a Polysilicon Production Operator earn in China?

Across China, the median pay of enterprise employees is CN¥68,000 a year (Ministry of Human Resources and Social Security (MOHRSS), 2025). The public sector and the self-employed are not covered. It is the figure for the mid group Metal Smelting and Rolling Workers. In Guangzhou alone it is CN¥81,955 a year (2025).

Will AI change the work of a Polysilicon Production Operator?

Generative AI can do relatively little of this work, by the ILO's global estimate.

Sources

• Ministry of Human Resources and Social Security (MOHRSS): 2025 enterprise pay survey information: wage prices of enterprise employees by occupation mid group, and digital occupations (P10 to P90 annual CNY) (2025 (published 2026-07-08)), retrieved 5 October 2026
• Guangzhou Human Resources and Social Security Bureau: Guangzhou 2025 labour market wage prices (P10 to P90 annual CNY by occupation) (2025 (enterprise pay survey)), retrieved 4 October 2026
• National Bureau of Statistics of China: China Population Census Yearbook 2020, long-form tables 4-6 and 4-7 (employed by occupation mid group, sex, age) (2020 Census long form (10% sample)), 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

Sources: Occupational Classification of the People's Republic of China (2022 edition, public consultation draft), Ministry of Human Resources and Social Security, State Administration for Market Regulation and National Bureau of Statistics; Ministry of Human Resources and Social Security, 2025 enterprise pay survey information; Guangzhou Human Resources and Social Security Bureau, 2025 labour market wage prices; National Bureau of Statistics of China (www.stats.gov.cn), 2020 Population Census yearbook; Ministry of Education, vocational education major profiles (2022 revision) and undergraduate major catalogue (2025); Ministry of Human Resources and Social Security, national vocational qualifications catalogue (2021); O*NET interest scores (CC BY 4.0); ILO global generative AI exposure index (CC BY 4.0). Figures processed by Peernovo. English text, translations and the matching of occupations to ISCO-08, majors, degree fields and qualifications by Peernovo.

Descriptions and tasks are Peernovo's own words, written from the facts in the Occupational Classification of the People's Republic of China (2022 edition). Job titles and work types are the classification's own.

Updated 5 October 2026