# Blog - - Ooitech, the world's leading solar panel production line solutions provider, supply chain expert, solar panel making machine facotry > Ooitech is the world's leading provider of solar panel production line solutions, specializing in high-efficiency PV module manufacturing equipment, automated solar panel making machines, and smart supply chain services. We deliver turnkey solar production lines for global clients, ensuring cost-effective and energy-efficient solar manufacturing solutions. ODM and OEM directly from the factory. ## Our Latest Blog ![Martin Green's Team: Stop Falling for the 'Perovskite in Space' Hype — 20% Loss After Just 100 Cycles](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_53c1bc963c986dd53439e13d227cb386.webp) - [** ooitech](/martin-greens-team-stop-falling-for-the-perovskite-in-space-hype-20-loss-after-just-100-cycles.html) - [** 584 Views](/martin-greens-team-stop-falling-for-the-perovskite-in-space-hype-20-loss-after-just-100-cycles.html) ### Martin Green's Team: Stop Falling for the 'Perovskite in Space' Hype — 20% Loss After Just 100 Cycles A deep dive into a new Nature-family study on perovskite solar cells in space, r··· ![What Is TOPCon Solar Cell? A Complete Guide to Tunnel Oxide Passivated Contact Technology](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1f0d418e07ead0eaf0047a83751b8d5f.webp) - [**](/what-is-topcon-solar-cell-a-complete-guide-to-tunnel-oxide-passivated-contact-technology.html) - [** 394 Views](/what-is-topcon-solar-cell-a-complete-guide-to-tunnel-oxide-passivated-contact-technology.html) ### What Is TOPCon Solar Cell? A Complete Guide to Tunnel Oxide Passivated Contact Technology A comprehensive guide explaining what TOPCon solar cells are, how tunnel oxide p··· ![Understanding the Three Major PV Cell Technologies: TOPCon, HJT, and Perovskite](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_db839de78d91cb74b33fcb1521e924c2.webp) - [** ooitech](/understanding-the-three-major-pv-cell-technologies-topcon-hjt-and-perovskite.html) - [** 637 Views](/understanding-the-three-major-pv-cell-technologies-topcon-hjt-and-perovskite.html) ### Understanding the Three Major PV Cell Technologies: TOPCon, HJT, and Perovskite A complete guide to solar PV cell working principles and the three leading cell ··· ![THBC Solar Cell Technology: How Hybrid Passivated Back Contact Breaks the 28% Efficiency Barrier](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1782294816770750.webp) - [** ooitech](/thbc-solar-cell-technology-how-hybrid-passivated-back-contact-breaks-the-28-efficiency-barrier.html) - [** 652 Views](/thbc-solar-cell-technology-how-hybrid-passivated-back-contact-breaks-the-28-efficiency-barrier.html) ### THBC Solar Cell Technology: How Hybrid Passivated Back Contact Breaks the 28% Efficiency Barrier An in-depth blog exploring THBC hybrid passivated back contact solar cell techno··· ![Low-Light Performance Showdown: TOPCon, BC, and HJT Backed by Real-World Data](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1782293977288302.webp) - [** ooitech](/low-light-performance-showdown-topcon-bc-and-hjt-backed-by-real-world-data.html) - [** 609 Views](/low-light-performance-showdown-topcon-bc-and-hjt-backed-by-real-world-data.html) ### Low-Light Performance Showdown: TOPCon, BC, and HJT Backed by Real-World Data A data-driven comparison of low-light performance across TOPCon, BC, and HJT sol··· ![BC, IBC, TBC, HBC, HPBC... What's the Connection Between All These BC Technologies?](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_db59acb060fb7b8b4e565a7473b5cb27.webp) - [** ooitech](/bc-ibc-tbc-hbc-hpbc-whats-the-connection-between-all-these-bc-technologies.html) - [** 456 Views](/bc-ibc-tbc-hbc-hpbc-whats-the-connection-between-all-these-bc-technologies.html) ### BC, IBC, TBC, HBC, HPBC... What's the Connection Between All These BC Technologies? A clear explanation of the back contact (BC) solar cell family, including IBC, T··· ![Why Anodizing Is the Mainstream Surface Treatment for Solar Frames](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_7ea3e72c88cc48262dfff8c7287a7ac3.jpg) - [** ooitech](/why-anodizing-is-the-mainstream-surface-treatment-for-solar-frames.html) - [** 638 Views](/why-anodizing-is-the-mainstream-surface-treatment-for-solar-frames.html) ### Why Anodizing Is the Mainstream Surface Treatment for Solar Frames An in-depth look at why anodizing has become the absolute mainstream surface tre··· ![Triple-Junction GaAs Solar Cells: A Detailed Look at the Mainstream Space Photovoltaic Structure](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_0faa5b779818653a93da98562535c954.png) - [** ooitech](/triple-junction-gaas-solar-cells-a-detailed-look-at-the-mainstream-space-photovoltaic-structure.html) - [** 931 Views](/triple-junction-gaas-solar-cells-a-detailed-look-at-the-mainstream-space-photovoltaic-structure.html) ### Triple-Junction GaAs Solar Cells: A Detailed Look at the Mainstream Space Photovoltaic Structure An in-depth blog exploring triple-junction GaAs solar cells, their advantages, w··· ![The Evolution History of Photovoltaic Wafer Sizes](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_47386d3aeeba729a252de17a1d45577f.jpg) - [** ooitech](/the-evolution-history-of-photovoltaic-wafer-sizes.html) - [** 807 Views](/the-evolution-history-of-photovoltaic-wafer-sizes.html) ### The Evolution History of Photovoltaic Wafer Sizes A comprehensive blog exploring the evolution of photovoltaic wafer sizes from 10··· ![Semi-Flexible Solar Panel Manufacturing Process and Structure Explained](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_f731e49f5fdba64e4a3511accfacaf02.png) - [** ooitech](/semi-flexible-solar-panel-manufacturing-process-and-structure-explained.html) - [** 797 Views](/semi-flexible-solar-panel-manufacturing-process-and-structure-explained.html) ### Semi-Flexible Solar Panel Manufacturing Process and Structure Explained A detailed guide to semi-flexible solar panel manufacturing, exploring the 7-lay··· ![26.2% Certified Efficiency Breakthrough in Large-Area All-Perovskite Tandem Modules: The In₂O₃ Nanocrystal Tunnel Recombination Junction](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_78aceeaadb9724779d02aacde398672d.webp) - [** ooitech](/26-2-certified-efficiency-breakthrough-in-large-area-all-perovskite-tandem-modules-the-in2o3-nanocrystal-tunnel-recombination-junction.html) - [** 876 Views](/26-2-certified-efficiency-breakthrough-in-large-area-all-perovskite-tandem-modules-the-in2o3-nanocrystal-tunnel-recombination-junction.html) ### 26.2% Certified Efficiency Breakthrough in Large-Area All-Perovskite Tandem Modules: The In₂O₃ Nanocrystal Tunnel Recombination Junction A solution-processed In2O3 nanocrystal tunnel recombination junction enables a J··· ![Ooitech Attends First Perovskite and Tandem Cell (Central China) Industry Forum in Wuhan](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_2026061292225541.webp) - [** ooitech](/ooitech-attends-first-perovskite-and-tandem-cell-central-china-industry-forum-in-wuhan.html) - [** 701 Views](/ooitech-attends-first-perovskite-and-tandem-cell-central-china-industry-forum-in-wuhan.html) ### Ooitech Attends First Perovskite and Tandem Cell (Central China) Industry Forum in Wuhan Ooitech joined the first Perovskite and Tandem Cell (Central China) Industry For··· - [**](/Blog_2.html) - [**](/Blog_4.html) ![](/template/ooitech/assets/img/shape/06.png) ![](https://cdn.ooitech.com/static/upload/image/20250909/1757399770541443.webp) ### Request A Quote All uploads are secure and confidential. ## We deliver expertise you can trust our service Direct-from-Factory Equipment. ![](/template/ooitech/assets/img/icon/money-2.svg) ### Cost-Effective Advantages We deliver exceptional value, maximizing results while optimizing budgets for clients. ![](/template/ooitech/assets/img/icon/staff.svg) ### Our Experience Team Our skilled professionals specialize in innovative solutions and tailored strategies. ![](/template/ooitech/assets/img/icon/certified.svg) ### 15+ Years Industry Experience Deep expertise ensures reliable, trend-aware, and proven outcomes for success. ![](https://cdn.ooitech.com/static/upload/image/20250910/1757477357667605.webp ) ![](https://cdn.ooitech.com/static/upload/image/20250910/1757477724911512.webp) ![](/template/ooitech/assets/img/shape/06.png) ## 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 **](#quote-form) ![](/template/ooitech/assets/img/icon/quote.svg) Thanks to Ooitech for providing highly suitable BC solar cell experimental equipment. ![](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1776426122864564.webp) ### KTECH ![](/template/ooitech/assets/img/icon/quote.svg) Thanks to Ooitech for providing the fully automated production equipment—your installation and after-sales service have been excellent. ![](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_2026041720921238.webp) ### Amjad ![](/template/ooitech/assets/img/icon/quote.svg) 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 ![](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_2026041716444445.webp) ### Jizzakh Polytechnic Institute ![](/template/ooitech/assets/img/icon/quote.svg) 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 ![](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1757479675272137.webp) ### Mark BIPV Philippines ## Our Latest Products ![Junction Box Welding Machine KS-01C | Automatic Solar Panel Junction Box Soldering Equipment - Ooitech](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1774492507915923.webp) - [** Rachael](/junction-box-welding-machine-ks-01c-automatic-solar-panel-junction-box-soldering-equipment-ooitech.html) - [** 92004](/junction-box-welding-machine-ks-01c-automatic-solar-panel-junction-box-soldering-equipment-ooitech.html) ### 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 ![PV Backsheet for Solar Modules – TPT/TPE Protective Film](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1774518934395196.webp) - [** Rachael](/Photovoltaic-Backsheet-The-Critical-Protective-Layer-for-Solar-Modules.html) - [** 12571](/Photovoltaic-Backsheet-The-Critical-Protective-Layer-for-Solar-Modules.html) ### PV Backsheet for Solar Modules – TPT/TPE Protective Film PV backsheet for solar modules – TPT, KPK, PVDF & transparent options. UV-resistant, electrically insulating multi-layer film for 25+ year module durability. Compatible with all cell types. ![Ooitech Solar Panel Laminator Complete Product Catalogue — All Models Technical Specifications & System Guide](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1774438298752758.webp) - [** Rachael](/OTCY-2754DD-Single-Layer-Double-Chamber-Automatic-BIPV-Laminator-High-Performance-Solar-Module-Produ.html) - [** 62575](/OTCY-2754DD-Single-Layer-Double-Chamber-Automatic-BIPV-Laminator-High-Performance-Solar-Module-Produ.html) ### Ooitech Solar Panel Laminator Complete Product Catalogue — All Models Technical Specifications & System Guide Ooitech solar panel laminator full catalogue: 10 models, technical specs comparison, system descriptions, safety controls, and installation requirements for PV module production lines. ![Automatic Layup & Bussing Integrated Machine SAW-100A | Solar Panel Production Equipment | Ooitech](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1774349342486074.webp) - [** Rachael](/automatic-layup-and-bussing-integrated-machine-saw-100a-solar-panel-production-equipment-ooitech.html) - [** 19237](/automatic-layup-and-bussing-integrated-machine-saw-100a-solar-panel-production-equipment-ooitech.html) ### Automatic Layup & Bussing Integrated Machine SAW-100A | Solar Panel Production Equipment | Ooitech Ooitech SAW-100A Automatic Layup & Bussing Integrated Machine delivers high-efficiency cell string layup and terminal busbar welding with high frequency electromagnetic soldering, mechanical and fiber optic positioning, and capacity up to 15S per grou ![Wire Drawing Machine for Solar Ribbon Production Line](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_2026051187922761.webp) - [** ooitech](/wire-drawing-machine-for-solar-ribbon-production-line.html) - [** 262](/wire-drawing-machine-for-solar-ribbon-production-line.html) ### Wire Drawing Machine for Solar Ribbon Production Line Professional intermediate wire drawing machine for solar ribbon production line, featuring four-axis horizontal design, copper wire drawing from 3.2mm to 0.6mm with high-speed 1800m/min performance and WF650 plum-blossom spool take-up system. ![Automatic Frame Gluing Machine & Junction Box Glue Machines | Ooitech Solar Panel Production Line Equipment](https://cdn.ooitech.com/runtime/image/w800_h600_fitblur_v2_1774497599314364.webp) - [** Rachael](/automatic-frame-gluing-machine-and-junction-box-glue-machines-ooitech-solar-panel-production-line-equipment.html) - [** 51346](/automatic-frame-gluing-machine-and-junction-box-glue-machines-ooitech-solar-panel-production-line-equipment.html) ### Automatic Frame Gluing Machine & Junction Box Glue Machines | Ooitech Solar Panel Production Line Equipment Ooitech offers professional automatic frame gluing machines (SPZ-2400GS-T2-Y2) with American ARO pump and GRACO PCF system, junction box AB component filling glue machines (SPZ-AB10S-JH), and junction box gluing machines (SPD-400) for solar panel producti