TYN(SZ:000591) Jin Rong Jie·2025-03-28 03:37Group 1 - The core viewpoint of the news is that China Huaneng Group Clean Energy Technology Research Institute Co., Ltd. has applied for a patent for a perovskite solar cell, which aims to enhance stability, lifespan, and environmental friendliness by preventing lead leakage [1] Group 2 - The patent application, published as CN 119677306 A, was filed on November 2024 and describes a perovskite solar cell structure that includes a substrate, first and second transport layers, a lead-absorbing perovskite layer, and a top electrode [1] - The lead-absorbing layer is made from trisodium methylglycinate diacetate, which provides metal ion chelation to prevent lead leakage from the perovskite layer [1] - The company was established in 2010 and is based in Beijing, focusing on research and experimental development, with a registered capital of 1,337.57 million RMB [2] - The company has made investments in 10 enterprises and participated in 4,066 bidding projects, holding 65 trademark records and 5,000 patent records [2]