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Ongoing projects-Jiaxing Xiaochen Photovoltaic Technology Co., Ltd.
Jiaxing Xiaochen Photovoltaic Technology Co., Ltd.
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TOPCON battery process path TOPCON battery process path
TOPCON battery process path TOPCON battery process path
  • Slice
  • Velvet
  • Boron Diffusion

    Positive
    miserable

  • Go to BSG
  • Alkaline polishing

    Insulation back
    surface flattening

  • LP/
    PECVD

    Tunneling and
    POLY deposition

  • Phosphorus expansion/
    annealing
  • Go to PSG
  • RCA
    De-plating
  • ALD
  • PECVD
  • Silk Screen
    Sintering
HJT battery process path HJT battery process path
HJT battery process path HJT battery process path
  • Slice
  • Phosphorus Gettering
  • Velvet
  • Back
    Deposition
    Amorphous Silicon
  • Front
    Deposition
    Amorphous Silicon
  • On the front and back Boron deposition Doped Silicon
  • PVD

    Magnetron sputtering,
    TCO particle deposition

  • Metallization
BC battery process route BC battery process route
BC battery process route BC battery process route
  • Slice
  • Double-Sided
    Polishing
  • LPCVD

    Backside
    Deposition

  • Back
    Phosphorus expansion
  • Laser
    Slotting
  • Go to PSG
  • Single-Sided
    Velvet
  • ALD

    Double-sided
    aluminum oxide

  • PECVD

    Front and
    back coating

  • After laser
  • Metallization

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