Group 1 - The core point of the article is that Jia Yuan Technology has signed a cooperation framework agreement with CATL to deepen their long-term procurement relationship, positioning Jia Yuan as a preferred supplier of copper foil products [1] - The agreement aims to expand the depth and breadth of their existing business cooperation, with Jia Yuan being prioritized for supplying copper foil for new battery anode current collector materials, including solid-state battery copper foil [1] - CATL plans to procure battery anode current collector materials from Jia Yuan based on its operational needs, with estimated production capacities of 157,000 tons in 2026, 204,000 tons in 2027, and 265,000 tons in 2028, totaling 626,000 tons over three years [1] Group 2 - Jia Yuan Technology, established in 2001 and headquartered in Meizhou, Guangdong, is a leading domestic lithium battery copper foil manufacturer, primarily supplying major battery manufacturers like CATL and BYD [2] - In the first half of this year, Jia Yuan achieved a copper foil production of approximately 41,400 tons, representing a year-on-year increase of 72.46%, and sales of 40,700 tons, up 63.01% year-on-year [2] - The company reported a revenue of 6.54 billion yuan in the first three quarters of 2025, reflecting a year-on-year growth of 50.71% [2]