德福科技：公司产品广泛应用于新能源汽车、无人机、机器人、储能系统、AI服务器、5G基站等领域

Group 1 - The company, Defu Technology (301511.SZ), has a production line for copper tubes, which are applicable for core components in air conditioning systems [2] - The company engages in business with various sectors, including new energy vehicles, drones, robotics, energy storage systems, automotive electronics, AI servers, and 5G base stations [2]