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Our Latest Blog

02 Sep

How One Laser Step Forced

A deep look at why the LECO laser process pushed TOPCon front metallization from···

02 Sep

Temperature Degradation and LeTID Dynamics

A deep dive into temperature-driven degradation and LeTID dynamics in n-type IBC···

21 Aug

Why TOPCon Four-Cut Modules Need Two-Part Junction

A clear walkthrough of how PV junction boxes evolved from single-box to three-pa···

21 Aug

Why Do BC Solar Cell Strings Warp Like a Boat?

A close look at why BC solar cell strings curve like a boat during module manufa···

21 Aug

Why is Flux Essential for Photovoltaic Soldering?

Understand the critical role of flux in photovoltaic soldering. Learn how it cle···

20 Aug

Why Does Electrifying a Solar Panel Reveal Hidden Cell

Discover the science behind Electroluminescence (EL) testing in solar panels. Le···

20 Aug

Why Do BC Solar Cells Need Insulating Glue on the Back?

Discover why Back Contact (BC) solar cells require insulating glue on the back. ···

08 Aug

PL Smudges, Blistering, and Boat Marks: Which Step

A technical deep dive into how summer humidity causes solar cell passivation def···

08 Aug

The 2000V Era Is Coming: Are Your Solar Modules

A practical look at creepage distance, insulation materials, butyl edge sealing,···

08 Aug

The Bottleneck in Fine-Line Screen Printing

A technical review of Fraunhofer ISE research on fine-line front-side printing f···

08 Aug

Why BC Solar Cells Are More Prone to Bowing and Warpage

A technical review of why BC solar cells are more susceptible to bowing and warp···

08 Aug

LONGi BC Technology Powers Two European Teams

Belgium's Innoptus Solar Team and the Netherlands' Delft Solar Team secured firs···

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What Our Client Say's about us

Client testimonials praise our deep understanding of their challenges, which leads to innovative solutions and strong ROI. Long-term collaborations—some over a decade—demonstrate their trust and satisfaction. Their success stories drive us to continually exceed expectations. Know More

thank you for ooitech's professional support and on time after service.

Diarra From Africa

Thank you again so much again for the very big big help for improving and fixing the factory and also teaching the workers how to use the machines

Mark

BIPV Philippines

Thanks to Ooitech for providing highly suitable BC solar cell experimental equipment.

KTECH

A man with a big soul. Thank you very much for your visit Mr Wu. Thank you very much for the services provided in installing equipment and training my students. The kindest person and professional in his field