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Solar · Core Components

Ingot Growth & Wafer Cutting

Polysilicon is melted and grown into monocrystalline or multicrystalline ingots, then sliced into thin wafers via diamond wire saws.

Made from

  • Polysilicon Refining
  • Quartz Crucibles

Goes into

  • Solar Cell Fabrication
Open on the map How a solar module is made

The map, filtered to who makes this.

Who makes it, by country55 on the index

  1. China18
  2. United States5
  3. Taiwan4
  4. Germany4
  5. Spain3
  6. Japan3
  7. South Korea3
  8. India2
  9. Saudi Arabia1
  10. Switzerland1
  11. and 6 more countries

By result

  • FEOC: Passed37
  • FEOC: Needs review0
  • FEOC: Failed18
  • Not screened0

Results under FEOC. What each result means

Where they are

185

Makers on the index

All 55 on the map →
  • CubicPV (1366 Tech + Hunt Perovskite)Bedford (Massachusetts), United StatesFEOC: Passed
  • DAS Solar Co. Ltd.Hangzhou (Zhejiang), ChinaFEOC: Failed
  • DCH GroupHong Kong SAR, ChinaFEOC: Failed
  • FerrosolarMadrid, SpainFEOC: Passed
  • Ferrotec Holdings CorporationTokyo, JapanFEOC: Passed
  • GCL Technology Holdings LimitedHong Kong SAR, ChinaFEOC: Failed
  • GCL-Poly Energy HoldingsHong Kong, ChinaFEOC: Failed
  • Gintech EnergyHsinchu, TaiwanFEOC: Passed
  • Hanwha QcellsSeoul (parent), South KoreaFEOC: Passed
  • Hevel SolarNovocheboksarskFEOC: Passed
  • Hoyuan Green Energy / Wuxi Shangji Automation ( / )Wuxi (Jiangsu), ChinaFEOC: Failed
  • Huasun EnergyXuancheng, ChinaFEOC: Failed