PCB type : FPC flex PCB

PCB Layer：1-2 layer 

PCB material: PI

PCB thickness: 0.15mm-0.25mm 

PCB copper thickness: 1oz

PCB via size: 0.2-0.4mm 

PCB track/gap: 6mil/6mil 

PCB outline:  Routing 

PCB Coverlayer: shengyi coverlayer

PCB silkscreen: NONE

PCB technology:  FPC flex PCB

PCB surface: ENIG