诺德股份：公司锂电铜箔可应用于充电宝等3C数码终端产品

Group 1 - The company primarily engages in the research, production, and sales of lithium battery copper foil, which is widely used in electric vehicles, 3C digital products, and energy storage systems [2] - The company's lithium battery copper foil products serve as a key material for lithium batteries, indicating their importance in various applications [2] - The company's products are also utilized in AI hardware devices such as drones, robots, and smart terminals, highlighting their role as essential materials in the AI industry chain [2]