... Lithium battery Manufacturer of copper foil from China Thickness:9,10,12,18,35,70,105 micron copper foil for EMI RFI Lithium batterySINFOIL ... in this field. We mainly produce 9,10,12,18,35,70,105 micron electrolytic copper foil for PCB, CCL, EMI, Lithium Battery ... field. We mainly produce 9, 10 18,25,70, 105, 175, 200 micron and even thicker electrolytic copper toil for PCB, CCL, EMI ...