... 20days 3).Surface finish:ENIG,Gold Plating,Immersion Tin FPC Board FPC Flexible CableSpecifications1.Type:Double sided,Multilayer(1-6),ENIG ... welding film PCB,Rigid-Flex PCB2.Base Material:PI,PET3.Board Thickness:0.06mm-0.6mm4.Copper Thickness:18 um, ... Inspection Standard:According to IPC-6013,IPC-600 StandardApplication & Advantage1.Cell phone:Save product volume,easy to connect battary and microphone ...