TaiyangNews PV Price Index: CW31 2026

Weekly Overview On Prices For Polysilicon, Wafers, Cells, Modules & Solar Glass
Price Index CW31 2026
Price Index CW31 2026Taiyangnews.info
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Price Index CW31 2026
Price Index CW31 2026Taiyangnews.info

Calendar Week 31 was relatively quiet for the TaiyangNews PV Price Index. 

Price Index CW31 2026 Polysilicon Graph
Price Index CW31 2026 Polysilicon GraphTaiyangnews.info

After recording declines across all product types last week, the polysilicon segment was unchanged week-on-week (WoW).

Price Index CW31 2026 Solar Wafer Graph
Price Index CW31 2026 Solar Wafer GraphTaiyangnews.info

The wafer segment also remained stable WoW. 

Price Index CW31 2026 Solar Cell Graph
Price Index CW31 2026 Solar Cell GraphTaiyangnews.info

The cell category recorded its first price increase since CW5, with the TOPCon n-type 182 mm cell gaining 3.8% WoW. 

Price Index CW31 2026 Solar Module Graph
Price Index CW31 2026 Solar Module GraphTaiyangnews.info

In the modules category, 2 products recorded low-single-digit price declines: TOPCon bifacial 182 mm fell by 1.5%, while China Project Price (≥595W) declined by 3.5% WoW. 

Price Index CW31 2026 Solar Glass Graph
Price Index CW31 2026 Solar Glass GraphTaiyangnews.info

The two solar glass variants have seen no price changes since CW17. 

Price Index CW31 2026
Price Index CW31 2026Taiyangnews.info

Year-to-date (YtD), polysilicon, wafer, and cell products have lost more than a quarter of their value, while solar glass is down by between 7.5% and 14.8%. Modules remain the only segment still in positive territory overall in CY2026, although 2 module types are now in negative territory.

The data refers to average product prices in China. The data was collected by Chinese market research firm Gessey PV Consulting.

Disclaimer: TaiyangNews does not guarantee reliability, accuracy or completeness of this price index’ content. TaiyangNews does not accept responsibility or liability for any errors in this work.

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