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    Our Latest Blog

    Understanding Quarter-Cut Solar Modules: The Power-Saving Edge and the Hidden Trade-offs, Explained by I² Loss
    15 Jul

    Understanding Quarter-Cut Solar Modules: The Power-Saving Edge and the Hidden Trade-offs, Explained by I² Loss

    A plain-language breakdown of how quarter-cut solar modules cut resistive loss t···

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    Why Do BC Solar Cells Offer Better Shading Tolerance and Lower Hot-Spot Temperature?
    14 Jul

    Why Do BC Solar Cells Offer Better Shading Tolerance and Lower Hot-Spot Temperature?

    A clear explanation of why back-contact (BC) solar cells handle shading better a···

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    High-Sheet-Resistance Emitters in Mass Production: Where Is the Real Bottleneck?
    13 Jul

    High-Sheet-Resistance Emitters in Mass Production: Where Is the Real Bottleneck?

    A deep technical look at why high-sheet-resistance emitters paired with double p···

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    Dual-Side Electrical Refinement Pushes Industrial M10 TOPCon to 26.66%
    13 Jul

    Dual-Side Electrical Refinement Pushes Industrial M10 TOPCon to 26.66%

    Jinko and Ningbo Institute pushed industrial M10 TOPCon to a certified 26.66% wi···

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    TOPCon Front-Film SiNx Wins Big: 3-4W More Module Power Than Gradient Film
    13 Jul

    TOPCon Front-Film SiNx Wins Big: 3-4W More Module Power Than Gradient Film

    A counterintuitive TOPCon production line case: gradient SiNx film wins at cell ···

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    33.25% Efficiency, 96% MPPT Retention After 1000 Hours: All-ALD SnOx/AZO Bilayer Suppresses Interface Reactions in Perovskite/Silicon Tandems
    13 Jul

    33.25% Efficiency, 96% MPPT Retention After 1000 Hours: All-ALD SnOx/AZO Bilayer Suppresses Interface Reactions in Perovskite/Silicon Tandems

    An all-ALD SnOx/AZO bilayer decouples charge extraction from physical blocking, ···

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    TBC Solar Cell Technology (TOPCon Back Contact): Full Process Guide
    12 Jul

    TBC Solar Cell Technology (TOPCon Back Contact): Full Process Guide

    A detailed walkthrough of TBC (TOPCon Back Contact / POLO-IBC) solar cell techno···

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    Solar Module Stringing: A Practical Guide to Troubleshooting Cold Solder Joints (With Mind Map)
    10 Jul

    Solar Module Stringing: A Practical Guide to Troubleshooting Cold Solder Joints (With Mind Map)

    A hands-on troubleshooting guide for cold solder joints in solar module stringin···

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    What Is Balcony Solar? A Plug-and-Play PV System Explained
    10 Jul

    What Is Balcony Solar? A Plug-and-Play PV System Explained

    A clear look at balcony solar systems: what they are made of, how they work, and···

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    Solar Rooftops You Cannot Afford to Ignore: A Complete Guide to Pitched and Flat Roof PV Systems
    09 Jul

    Solar Rooftops You Cannot Afford to Ignore: A Complete Guide to Pitched and Flat Roof PV Systems

    A comprehensive technical guide to rooftop photovoltaic systems, covering pitche···

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    Solar Cell Stringer Machine Market and Technology Report 2026: TOPCon, BC, HJT and 0BB Trends
    08 Jul

    Solar Cell Stringer Machine Market and Technology Report 2026: TOPCon, BC, HJT and 0BB Trends

    An in-depth 2026 market and technology review of solar cell stringer machines, c···

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    BC Solar Cells Explained: Structure, Differences, Manufacturing Process and String Soldering Principle
    08 Jul

    BC Solar Cells Explained: Structure, Differences, Manufacturing Process and String Soldering Principle

    A practical English blog explaining BC back contact solar cells, including IBC s···

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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

    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

    Jizzakh Polytechnic Institute

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

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    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

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

    Diarra From Africa

    Thanks to Ooitech for providing the fully automated production equipment—your installation and after-sales service have been excellent.

    Amjad

    Our Products

    Our Latest Products

    Solar Junction Box – Bypass Diode, IP67, PV Module Output
    2025-09-09 17:15:20

    Solar Junction Box – Bypass Diode, IP67, PV Module Output

    Solar junction box with bypass diodes & IP67/IP68 rating – hot spot protection, MC4 connectors, optional smart monitoring. 25+ year reliability for all solar module types and climates.

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    Solar Glass for PV Modules – Low-Iron Tempered, Anti-Reflective
    2025-09-08 14:17:29

    Solar Glass for PV Modules – Low-Iron Tempered, Anti-Reflective

    Low-iron tempered solar glass with AR coating – 91.5%+ light transmittance for maximum panel efficiency. Available in standard & textured versions. IEC 61215/61730 compliant PV module glass.

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    SC-20A Full Automatic Solar Cell Laser Cutting Machine - High Precision Scribing & Breaking Solution
    2025-08-17 17:40:25

    SC-20A Full Automatic Solar Cell Laser Cutting Machine - High Precision Scribing & Breaking Solution

    SC-20A full automatic laser cutting machine for solar cells and silicon wafers, featuring 1500 cells/hour capacity, ±100um positioning accuracy, fiber laser technology, suitable for mono-si and poly-si materials in solar PV industry

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    BD03 Frame Gluing Machine – Aluminum Frame Sealant System
    2025-09-06 13:42:28

    BD03 Frame Gluing Machine – Aluminum Frame Sealant System

    BD03 CNC frame gluing machine – automated aluminum frame sealant application with precise positioning, automatic feeding and uniform glue distribution for solar panel production lines.

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    Solar Panel EL Defect Tester OEL-S2400 | Electroluminescence Testing Machine for Solar Module Quality Inspection
    2025-09-06 11:27:52

    Solar Panel EL Defect Tester OEL-S2400 | Electroluminescence Testing Machine for Solar Module Quality Inspection

    Ooitech OEL-S2400 Solar Panel EL Defect Tester is an offline electroluminescence testing machine designed to detect microcracks, black spots, mixed wafers, cold solder joints, and process defects in solar modules up to 2600mm x 1500mm. Features high-resol

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    Junction Box Welding Machine KS-01C | Automatic Solar Panel Junction Box Soldering Equipment - Ooitech
    2025-09-06 13:27:54

    Junction Box Welding Machine KS-01C | Automatic Solar Panel Junction Box Soldering Equipment - Ooitech

    Ooitech KS-01C Junction Box Welding Machine features automatic hot bar tin welding and high frequency welding with CCD positioning accuracy of ±0.1mm. Supports 5BB-12BB full cell, half-cut, and bifacial modules. Cycle time ≤16s with 99.6% welding quality

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