... provide you all lines of FPC, flex PCB, flex circuit, flex board, FPC board, FPC circuit, FPC assembly, we are professional FPC factory.1. Layers: 1 ... : Ni/Au Plating, Immersion gold, Pure-tin Plating10. vacuum packing and export carton11. Delivery time: 3-10 days12. DHL, UPS, FedEx ...