... 8layers,copy PCBA/PCB/FPC,PCB/FPC design,FPC,circuit board Specifications: 1) Min. Trace width: 0.05 mm 2) Min ... .01mm 4) Thickness tolerance: A) Single sided: 0.005" B) Double sided: 0.010" 5) Base materials: Polyimide and polyester 6 ... gold ,OSP lcd flex fpc,flex led fpc,flex fpc,double side fpc,shenzhen fpc,electronic fpc in shenzhen manufacture