Longi(SH:601012) Ge Long Hui·2025-09-22 07:36Core Viewpoint - Longi Green Energy (601012.SH) is actively researching and focusing on perovskite tandem solar cell technology, achieving a significant milestone in efficiency [1] Group 1: Technological Advancements - The company has developed a large-area (260.9 cm²) silicon-perovskite tandem solar cell with a conversion efficiency of 33%, certified by the U.S. National Renewable Energy Laboratory (NREL) [1] - This achievement sets a new global record for large-area perovskite tandem cell efficiency [1] Group 2: Research and Development Focus - The company's perovskite tandem technology team is concentrating on mass production processes and component product development [1] - There has been significant progress in enhancing product reliability [1]