Jiujiang Defu Technology Co., Ltd. — Investor Relations & Filings

Jiujiang Defu Technology Co., Ltd. specializes in the research, development, production, and sale of high-precision electrolytic copper foil. The company's product portfolio primarily includes copper foils designed for lithium-ion batteries and printed circuit boards (PCBs). Its lithium-ion battery foils are utilized in electric vehicle power batteries, energy storage systems, and consumer electronics, featuring characteristics such as ultra-thin gauges and high tensile strength. For the electronics industry, the company provides high-standard PCB copper foils, including high-frequency and high-speed variants for 5G communications and high-density interconnect applications. Defu Technology maintains a focus on advanced manufacturing processes and material science to meet the evolving technical requirements of the global energy and electronics sectors.