通威股份：技术创新驱动下的辉煌之路

Core Viewpoint - China has become the world's largest manufacturer and exporter of photovoltaic (PV) products, with a complete and advanced PV value chain, significantly contributing to global electricity cost reduction and climate governance goals. Tongwei Co., Ltd. plays a crucial role in this development, emerging as a leading enterprise in the PV industry with strong technological, scale, and cost advantages [1][2]. Group 1: Technological Advancements - Tongwei has developed its own high-purity silicon production technology, "Yongxiang Method," achieving a production capacity of over 900,000 tons and a global market share exceeding 30%, thus reshaping the competitive landscape of the high-purity silicon industry [2]. - The company has pioneered the N-type TOPCon technology, with an expected market share of 65% by 2024, and has rapidly increased its TNC battery production capacity to 130 GW, leading the industry in new technology scale and product structure optimization [3]. - Tongwei has made significant breakthroughs in heterojunction (HJT) technology, achieving a maximum output power of 776.2 watts and a conversion efficiency of 24.99% for HJT components, continuously setting new records in the industry [4]. Group 2: Research and Development - The company has established a global innovation research center in Chengdu, focusing on the development of high-efficiency crystalline silicon batteries and components, and expanding its research scope to various potential breakthrough technologies [5][10]. - Tongwei's commitment to R&D is evident in its continuous investment, with a total of 2,568 patents authorized in the PV sector by the end of November 2024, showcasing its dedication to technological innovation [1][5]. - The company has achieved industry-leading research efficiencies in new battery technologies, with N-type TBC battery efficiency reaching 26.66% and perovskite/silicon tandem battery efficiency reaching 33.98% [9]. Group 3: Market Position and Strategy - Tongwei has maintained its position as the world's largest producer of high-purity silicon and solar cells, with its solar cell sales consistently ranking first globally [7]. - The company emphasizes a multi-technology approach in its R&D strategy, ensuring it remains competitive across various future PV technologies, rather than focusing solely on a single technology [5][10]. - Tongwei's strategic focus on reducing costs and increasing efficiency is central to its competitive advantage in the PV industry, positioning it as a key player in the global energy transition [7][12].