Reported by PV Magazine on 2026-10-09. Summarized and analyzed by XAIPART Editorial.
What happened
China's wafer market activity stayed subdued as the country entered the early-October Golden Week holiday, with order prices signed before the break largely unchanged. S1 Downstream buyers lifted procurement modestly to restock, helping further inventory destocking; wafer inventories stand at an estimated 25 GW. S1
Per the OPIS Global Solar Markets Report released on Oct. 6, FOB China N-type M10 wafer prices remained at $0.149/pc and 210R at $0.153/pc, both unchanged week on week. S1 Wafer producers continue to show divergent Q4 production plans with no broad consensus on cuts comparable to the polysilicon market; some manufacturers reportedly plan to raise October output in anticipation of stronger year-end installation demand. S1
Upstream, China's monthly polysilicon output rose from 92,900 metric tons (MT) in June to an estimated 120,400 MT in September, according to the Silicon Branch of the China Nonferrous Metals Industry Association. S1 The association expects October output to fall roughly 12.9% month on month to about 105,000 MT as planned cuts outweigh restarts. S1 One manufacturer indicated new regulatory requirements push offers to no less than full production costs, anticipating a gradual price move toward cost levels. S1 One industry source expects wafer output to climb about 1-2 GW per month through December before Lunar New Year holidays pull forward into January 2027. S1
Overseas demand is expected to stay cautious after a U.S. Department of Commerce Bureau of Industry and Security final rule issued in late September restricted stockpiling of polysilicon and derivatives ahead of Section 232 import adjustments effective Dec. 4, 2026 (covering imports between Sept. 22 and Dec. 3). S1 One source expects the rule to curb China-origin wafer, cell, and module imports via circumvention channels, with smaller-format M10 likely more exposed than larger formats used by Chinese utility-scale projects. S1
| Metric | Reported value | Source |
|---|---|---|
| FOB China N-type M10 wafer price | $0.149/pc (week-on-week unchanged) | [S1] |
| FOB China N-type 210R wafer price | $0.153/pc (week-on-week unchanged) | [S1] |
| Wafer inventories (estimate) | ~25 GW | [S1] |
| China polysilicon output, June | 92,900 MT | [S1] |
| China polysilicon output, September (est.) | 120,400 MT | [S1] |
| China polysilicon output, October forecast | ~105,000 MT (~12.9% MoM decline) | [S1] |
| Implied wafer output increase through December | ~1-2 GW per month | [S1] |
| U.S. Section 232 stockpiling rule effective date | 2026-12-04 | [S1] |
Background timeline
- - China polysilicon monthly output at 92,900 MT, per the Silicon Branch of the China Nonferrous Metals Industry Association. [S1]
- - China polysilicon monthly output estimated at 120,400 MT, per the same association. [S1]
- - U.S. BIS Section 232 stockpiling transition window opens for polysilicon and derivatives. [S1]
- - U.S. BIS issues the temporary final rule restricting stockpiling of polysilicon and derivatives ahead of Section 232 adjustments. [S1]
- - China enters Golden Week holiday; OPIS reports FOB China N-type M10 at $0.149/pc and 210R at $0.153/pc, unchanged week on week. [S1]
- - OPIS Global Solar Markets Report published, citing flat wafer prices and the Q4 production outlook. [S1]
- - End of the U.S. BIS stockpiling transition period for polysilicon and derivatives. [S1]
- - Section 232 polysilicon import adjustments take effect. [S1]
- - Wafer manufacturers reportedly plan to bring forward Lunar New Year production holidays, per one industry source. [S1]
XAIPART take
Technical impact
The N-type M10 and 210R wafer formats cited by OPIS map to mainstream TOPCon cell lines; a 12.9% MoM polysilicon cut to ~105,000 MT in October tightens the upstream feed that Chinese wafer-makers rely on. XAIPART analysis Because the source describes divergent Q4 wafer production plans rather than synchronized cuts, cell and module output schedules at TOPCon lines consuming M10 versus 210R wafers may diverge month by month. XAIPART analysis
Market impact
Procurement teams exposed to U.S.-bound SKUs should expect tighter December 4 timing on polysilicon and derivative imports, with M10-format wafer demand more exposed than 210R given the rule's focus on circumvention channels. XAIPART analysis Domestic Chinese demand and large-format utility demand should cushion 210R pricing, while the cited ~25 GW wafer inventory estimate gives the market a near-term buffer before any Q4 squeeze materializes. XAIPART analysis
Action
Lock Q4 wafer offtake now while spot FOB China M10 sits at $0.149/pc and 210R at $0.153/pc, especially if your BOM is M10-heavy and U.S.-destined. XAIPART analysis Validate polysilicon supply agreements against the 105,000 MT October forecast and confirm Section 232 import timelines before the Dec. 4, 2026 effective date to avoid stranded inventory at U.S. ports. XAIPART analysis
XAIPART Forecast
XAIPART expects that if China's October polysilicon output lands near the association's ~105,000 MT forecast and the U.S. BIS stockpiling rule holds, then reported FOB China N-type M10 wafer prices will drift higher than the current $0.149/pc by Q1 2027, with the forecast wrong if published M10 prices remain at or below $0.149/pc through 2027-03-31. XAIPART analysis
Facts are as reported by the cited source. The design-in, sourcing and forward-looking statements above are XAIPART's analysis, not the source's claims. Uncertainty: the wafer production figures, the 1-2 GW per month output trajectory through December, and the impact of the U.S. BIS rule on China-origin wafer imports are each attributed to a single industry source and remain unconfirmed; the association's October polysilicon output figure is a forecast, not a reported result.
Corrections: none at publication. This brief will be updated with a timestamp if the source corrects its report.
Pilihan dan siklus hidup
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|---|---|---|---|
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Apa yang harus dipantau
| Klaim | Ambang | Dari | Status Biasa |
|---|---|---|---|
| XAIPART expects that if China's October polysilicon output lands near the association's ~105,000 MT forecast and the U.S. BIS stockpiling rule holds, then reported FOB China N-type M10 wafer prices will drift higher t... | published M10 prices rema | Q1 2027 | Pending |
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| Dimension | FRED series ID | Unit | Lag | As of |
|---|---|---|---|---|
| Input cost | PCOPPUSDM, PALUMUSDM, PNICKUSDM | USD/mt | 52 d | |
| Supply/demand | PCU334413334413, IPG3344S | index(1982=100) / index(2017=100) | 46 d | |
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|---|---|
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| Gate | verdict pass · 6/6 applicable checks passed · spec v2.9 · C10 ratio 0.024608 · C10 rounds 0 |
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