LONGi BC technology: Impressive 25% Cell Efficiency Proven
This success is not an isolated case. The adoption of this technology is expanding globally, with LONGi set to supply 1.1 GW of its Hi-MO 9 BC modules for the massive 1.5 GW PV4
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Longi unveils 700 W back-contact PV panel with world
Longi said the cells are manufactured using both low- and high-temperature passivation on the front side. It added that the cell design features
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PV Modules -LONGI
LONGi had scaled up high-volume manufacturing of bifacial modules and has become the largest producer of bifacial PV products, with
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Main materials of LONGi BC photovoltaic panels
Depending on the materials used in the manufacturing process of the panels, PV technologies can be broadly classified into three generations: crystalline silicon (c-Si), thin-film
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LONGi Unveils Dual Breakthroughs at SNEC 2025 —
In Summary: LONGi''s dual breakthroughs at SNEC 2025—a 33 % tandem cell and >26 % BC modules—are more than record-setting
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Evolution of silicon photovoltaics toward a back contact future
Figure 3A depicts the fundamental components of a BC solar cell structure, while Figure 3B provides a summary of suitable thin-film materials for use in BC solar cell fabrication.
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LONGi Launching 2nd Generation Ultra-Efficient BC
In November 2023, LONGi announced that the company had set an additional world record in the efficiency of crystalline silicon-perovskite tandem
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LONGi unveils new lightweight BC module for rooftop C&I
Chinese module manufacturer LONGI has launched a new back-contact (BC) lightweight module for commercial and industrial (C&I) rooftop
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Special Edition 2023 LONGi Module Products Overview
The BC structure also supports line interconnections rather than Z-shaped connections, reducing stress along the cell rim from 50 MPa to 26 MPa, thereby enhancing structural integrity.
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