Core Viewpoint - Defu Technology (301511) has developed ultra-thin high tensile strength copper foil and atomized copper foil products, which serve as solutions for semi/full solid-state batteries and supercapacitors, particularly in high energy density applications such as drones [1] Group 1 - The company has achieved mass supply and shipment of copper foil for the drone sector [1]

Core Viewpoint - Defu Technology (301511.SZ) has developed ultra-thin high tensile strength copper foil and atomized copper foil products, which serve as solutions for semi/full solid-state batteries and supercapacitors, particularly in high energy density applications such as drones [1] Group 1 - The company has achieved mass supply and shipment of copper foil for the drone sector [1]