Copper foil is divided into electrolytic copper foil and calendered copper foil from the production process, and electromagnetic shielding copper foil, lithium copper foil, and PCB copper foil from the use of function. Electromagnetic shielding copper foil is used in medical, military, scientific research, aerospace and other fields. The company's products are widely used in the construction of hospital shielding room, military secret shielding room, all kinds of shielding space, etc., and continue to provide more than ten years of supply services for customers all over the world.