Longi Photovoltaic Panel Performance Index

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3 FAQs about Longi Photovoltaic Panel Performance Index

Why should you choose LONGi Solar panels?

Rigorous performance tests by globally renowned testing lab validate industry's highest performing solar panels for utility, commercial and residential solar projects. LONGi has been recognized as a “2023 Overall Highest Achiever” in the annual PV Module Index (PVMI) published by the Renewable Energy Test Center (RETC).

Who is LONGi Solar?

Over more than two decades since its founding, LONGi has been a pioneer across multiple generations of solar technology, including monocrystalline wafers, PERC cells, and bifacial modules, and it developed some of the most rigorous performance and reliability testing standards in the industry.

How did Longi get a high achievement award?

In 2023, LONGi secured its Overall Highest Achiever award by receiving High Achievement recognition, such as module efficiency, light-induced degradation, PAN files, damp heat, and thermal cycle. “We're extremely proud to be recognized as an Overall Highest Achiever by RETC once again,” said Steven Chan, LONGi's general manager for North America.

LONGi Once Again Leads RETC''s 2025 PV Module Index with Top

The Renewable Energy Test Center (RETC) has released its 2025 PV Module Index Report. In this year''s edition, LONGi was once again honored with RETC''s top accolade—the “Overall Highest
LONGi Claims the "Overall Highest Achiever" Award from RETC

Recently, the internationally authoritative testing and certification body RETC released its 2025 PV Module Index Report. LONGi was honored with the "Overall Highest Achiever" award for the seventh
LONGi Solar Named 2025 Highest Achiever by RETC

This recognition underscores LONGi''s continued excellence in third-party testing and PV module performance San Ramon, CA - LONGi Solar has been named the Overall Highest Achiever in the 2025 PV
LONGi recognized as “Overall Highest Achiever” by RETC

LONGi has been recognized as an ''Overall Highest Achiever'' in RETC''s 2025 PV Module Index Report, marking the seventh consecutive year that the company has received such a distinction.
What is the Ranking of LONGi Panels-Guangheng Photovoltaic

LONGi panels have achieved a notable ranking in the solar panel industry, and the production advantages of Guangheng Photovoltaic further enhance the quality and availability of these panels, contributing to the
Longi photovoltaic panel performance parameters

LONGi has announced a new world record conversion efficiency of 26.5%for its silicon heterojunction (HJT) photovoltaic cells. LONGi Life-cycle Quality approach ensure the highest
LONGi is named Top Performer in 2025 PVEL PV module scorecard

LONGi, a China-based PV products manufacturer, has been recognized as a Top Performer in the 2025 PV Module Reliability Scorecard published by Kiwa PVEL. This is the eighth consecutive year
Longi photovoltaic panels ranked globally

Rigorous performance testsby globally renowned testing lab validate industry''s highest performing solar panels for utility,commercial and residential solar projects. LONGi has been recognized as a "2023 Overall Highest
LONGi Named 2023 Overall Highest Achiever in RETC PV Module Index

Rigorous performance tests by globally renowned testing lab validate industry''s highest performing solar panels for utility, commercial and residential solar projects.