三孚新科：3D复合铜箔试产成功，已送样多家客户

Core Viewpoint - Sanfu New Technology announced the successful trial production of its self-developed 3D composite copper foil, marking the project's entry into the application promotion phase [1] Group 1: Product Development - The company has developed the first 3D composite current collector in China, holding the invention patent for this technology [1] - The innovative design incorporates a 3D fiber structure using a flame-retardant fiber membrane as the substrate to create a 3D porous structure [1] - This new approach breaks the limitations of the traditional "metal-polymer-metal" sandwich structure of composite copper foils, enhancing key performance while maintaining the advantages of traditional PP composite copper foils [1] Group 2: Market Engagement - The company is currently advancing sample testing with multiple leading clients and has already received small batch orders [1]