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LONGi sets new world record with 27.30% for heterojunction back contact cells and renames next generation silicon tera wafer to TaiRay Wafer

Longi has achieved a power conversion efficiency of 27.30% for an HBC solar cell. Germany's Institute for Solar Energy Research (ISFH) has confirmed the result.

LONGi announces two new global solar cell efficiency records

At SNEC 2025, LONGi unveiled two record-breaking solar innovations: a world-first 33% efficiency for large-area tandem cells and over 26% efficiency for its back-contact modules. Both achievements, recognized in the Solar Cell Efficiency Tables, reinforce LONGi’s leadership in pushing the boundaries of solar performance and accelerating the clean energy transition.

LONGi Europe surpasses 10GW in BC solar deployments, cementing regional leadership in leading technology

Hi-MO 9’s unprecedented adoption fuels Europe’s energy transition and global BC momentum