Group 1 - The conference on perovskite technology will be held from August 26-28, 2025, in Changzhou, Jiangsu, with over a thousand attendees and more than a hundred participating companies [1] - Dr. Huang Xin'er, Chief Scientist of Shanghai Xuli Perovskite New Energy Co., will present a report titled "Perovskite-Silicon Tandem Battery Technology Opens a High-Efficiency Future for Photovoltaics" [1][2] - The report will discuss the advancements in perovskite-silicon tandem battery technology, which is seen as a key technology for the next major revolution in the photovoltaic industry [3] Group 2 - N-type silicon batteries have become the market mainstream, but their efficiency improvements are reaching a plateau, leading to overcapacity in the industry [3] - The development of perovskite-silicon tandem batteries is crucial for reducing costs and increasing efficiency, thereby expanding the market share of photovoltaics in power generation [3] - Recent advancements in coating materials, processing equipment, and technology have led to record efficiency levels for perovskite-silicon tandem batteries, making them a focal point for future industry growth [3] Group 3 - Shanghai Xuli Perovskite New Energy Co. was established in 2023 and is a vice president unit of the China International Science and Technology Promotion Association's Perovskite Industry Association [7] - The founding team consists of experienced technical experts from the display, semiconductor, and photovoltaic fields, focusing on the research, production, and manufacturing of high-efficiency perovskite and tandem batteries [7] - The company is committed to innovation in battery technology, coating material development, and optimization of tandem structures, with a strong emphasis on research and mass production experience in perovskite and silicon batteries [7]

Core Viewpoint - Perovskite solar technology is emerging as a potential game-changer in the photovoltaic industry, offering higher efficiency and lower production costs compared to traditional silicon-based solar cells [1][2][3]. Group 1: Technology and Efficiency - Perovskite materials can be artificially adjusted to optimize the absorption of different wavelengths of sunlight, with theoretical efficiencies exceeding 30% for single-junction cells and over 40% for tandem cells, significantly surpassing the approximately 27% efficiency of silicon cells [2][3]. - The production process for perovskite solar cells is simpler and more efficient, allowing for faster manufacturing and potentially lower production costs [2][3]. Group 2: Market Potential and Applications - The lightweight, flexible, and semi-transparent characteristics of perovskite solar cells open new applications beyond traditional solar power plants, including building-integrated photovoltaics, wearable energy devices, and automotive rooftops [2][3]. - The integration of perovskite technology with existing silicon-based infrastructure is expected to facilitate rapid market entry and expansion [4]. Group 3: Industry Progress and Challenges - Major companies, including GCL-Poly, LONGi Green Energy, and Trina Solar, are investing in perovskite-silicon tandem cell research, with some already establishing production lines [3][4]. - Despite its potential, perovskite technology faces challenges such as stability under environmental stressors and the need for a mature supply chain for specialized materials and equipment [3][4]. Group 4: Future Outlook - The next few years are critical for validating the commercial viability of perovskite technology, with key factors including production yield, cost reduction, and long-term reliability [4]. - Industry consensus suggests that perovskite technology could disrupt the traditional photovoltaic market if stability issues are resolved, positioning it as a mainstream solution in the long term [4].