协鑫集成：钙钛矿叠层电池技术获重大突破 认证效率达33.31%

Core Insights - GCL-Poly Energy has achieved a significant breakthrough in perovskite tandem solar cell technology, with a certified photoelectric conversion efficiency of 33.31% by the National Photovoltaic Quality Inspection Center (CPVT) [1] - The company has made three core advancements in technology research and development, including surface optimization of crystalline silicon, a "cation mixing" strategy for current optimization, and advanced interface technologies for stabilizing grain boundaries [1] - GCL-Poly has established a comprehensive patent system covering device structures, key interface materials, core processes, and testing standards, and has taken the lead in formulating testing protocols for BC perovskite tandem cells, gaining a significant technological voice in the industry [1] Industry Context - The competition among photovoltaic companies has shifted from scale-based production to a focus on core technological capabilities, especially in the context of increasing industry competition and a complex international trade environment [1] - The maturity of perovskite tandem technology is expected to further reduce photovoltaic power generation costs, with early adopters of technological breakthroughs likely to gain a competitive advantage and reshape the industry landscape [2] - GCL-Poly aims to enhance efficiency by an additional 3% by 2026, building on its current high-efficiency benchmarks, while also achieving production efficiency milestones for TOPCon2.0 and GPC2.0 technologies [1]