Lis LONGi

LONGi Chairman Baoshen Zhong: “Back contact technology represents a significant advancement in solar module efficiency and aesthetics”

In a recent expert discussion, Baoshen Zhong, Chairman of LONGi, shared comprehensive insights into the company’s strategic direction and innovations, with a particular focus on back contact (BC) technology.

"The Pinnacle of Crystalline Silicon" - LONGi Launches Hi-MO X10 High-Performance Back Contact Module for Distributed Generation and C&I Markets in the UK

The team has launched LONGi's new Hi-MO X10 back contact module with our proprietary HPBC 2.0 technology in UK.

LONGi sustains AAA ranking in Q3 2024 PV ModuleTech Bankability Ratings for the 19th consecutive quarter

We have retained our AAA rating in PV-Tech's Q3 2024 PV ModuleTech bankability ratings and have now been at the top of the rankings for 19 consecutive quarters.

25.4% Module Efficiency: LONGi Sets New World Record

LONGi has set a new world record for crystalline silicon solar module efficiency with its independently developed hybrid passivated back contact (HPBC) 2.0 module, achieving a conversion efficiency of 25.4%, according to a certification report from Germany’s Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE).

LONGi forms alliance with Global Solar Council on policy, advocacy and standard setting to ensure long-term success of global solar industry

We have entered into a strategic partnership with the renowned Global Solar Council (GSC), an international NGO based in Washington D.C. that represents and serves as the unified voice of the global solar industry.

LONGi honored with three awards from TÜV Rheinland winning module category “All Quality Matters” (AQM) award for 8th consecutive year

We received the AQM Award for both PV Module Energy Yield Simulation and PV Module Reliability, marking the company's eighth consecutive year of winning the AQM Award in the PV Modules category since receiving its first award in 2017.

LONGi awarded the ISO 20400 Sustainable Procurement by SGS

We have officially received the ISO 20400 certificate for Sustainable Procurement by SGS. This is a significant milestone for LONGi and our ongoing efforts to integrate sustainability into every aspect of the procurement process, including increasing transparency in the supply chain to protect human rights and the environment.

LONGi Solar reaffirms commitment to human rights and publishes inaugural Human Rights Policy

LONGi's introduced Human Rights Policy is based on a set of fundamental principles, including a strict prohibition of forced labor, child labor, and discrimination.

LONGi’s AI-driven Lighthouse Factory achieves industry-changing breakthroughs in production quality, speed and energy consumption

The Jiaxing Lighthouse Factory sets a benchmark in the digitalization of solar manufacturing. Our recent enhancements include a 43% increase in product quality, an 84% reduction in production and delivery cycles, and a 20% decrease in energy consumption per unit.

Now on commercial M6 size wafer: LONGi announces 30.1% efficiency world record for silicon-perovskite tandem solar cells

LONGi officially announced a new world record cell efficiency of 30.1% in a silicon-perovskite tandem cell on a M6 commercial wafer. The record was certified by the authoritative certification bodies of the Fraunhofer Institute for Solar Energy (Fraunhofer ISE) in Germany.

LONGi launches “Hi-MO X6 Max” back contact series with rectangular M11 TaiRay Inside wafer in Europe setting new industry benchmark

During Intersolar 2024, we launched the Hi-MO X6 Max series for the DG market

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 Awarded Silver Sustainability Rating by EcoVadis for its ESG Performance

We have been awarded the Gold Medal (Group Level) in the 2025 EcoVadis CSR Assessment, ranking in the top 5% of 150,000 companies worldwide. The rating analyst praised LONGi for its high-level environmental management system, fair business practices, and sustainable procurement management.

LONGi introduces Tairay silicon wafers for TOPCon, heterojunction and back-contact cells

The new M11 TaiRay wafers have a 16 percent higher bending strength, a more evenly distributed resistance, and less impurities for higher performance.