... for shielding, EMI, RFI, PCB. Manufacturer of copper foil from China Thickness:9,10,12,18,35, ... 105 micron SINFOIL is a professional manufacturer and exporter of Copper Foil in China, which has rich experiences in this ... We mainly produce 9,10,12,18,35,70,105 mic electrolytic copper foil for PCB, CCL, EMI, Lithium Battery, and ... . And we are characterized in STD and HTE copper foil. copper foil for EMI