Core Viewpoint - Defu Technology, established in 1985, has transformed from a traditional copper foil manufacturer to a leading player in the lithium battery copper foil market since 2017, achieving significant breakthroughs in production capacity and shipment volume [1][2][3]. Group 1: Company Transformation and Strategy - Defu Technology has rapidly grown to become the largest producer of lithium battery copper foil in China, leveraging its historical expertise in copper foil manufacturing while adopting a forward-looking approach to market trends [2][3]. - The company focuses on high-end, integrated, and global strategies to build competitive barriers, emphasizing the importance of performance and system over mere thickness in product development [1][2][3]. - The transition to lithium battery copper foil was driven by a strategic decision made in 2017, aligning with the growth of the new energy vehicle market [4][5]. Group 2: Production Capacity and Market Position - As of now, Defu Technology has achieved a production capacity of 175,000 tons, primarily in lithium battery copper foil, positioning itself at the forefront of the industry [4][5]. - The company has maintained a high shipment volume, consistently ranking among the top in China, even during industry downturns [4][5]. Group 3: Innovation and Material Understanding - Defu Technology emphasizes the importance of material performance, recognizing that thinner copper foil must also meet high-performance standards [6][7]. - The company has pioneered the development of high-strength products, addressing the industry's need for advanced material properties that enhance energy density in battery cells [6][7][8]. - Future developments in lithium battery technology will likely shift towards more complex structures and materials, moving beyond traditional copper foil to include copper alloy foils and innovative designs [9][19][20]. Group 4: Industry Challenges and Responses - The industry has faced significant challenges, including structural oversupply and price declines, prompting Defu Technology to adopt a strategy focused on quality and maintaining production efficiency [14][15][16]. - The company has invested in innovative production processes, achieving a 40% reduction in energy consumption per ton of lithium battery copper foil from 2018 to 2022, contributing to sustainable practices in the industry [17][18]. Group 5: Future Outlook - Defu Technology envisions evolving from a copper foil manufacturer to a comprehensive chemical new materials innovation company, adapting to the changing landscape of the lithium battery market [19][20]. - The company recognizes the need for significant advancements in manufacturing energy efficiency and collaboration with downstream partners to stay competitive in the rapidly evolving market [21][22].