We are a manutacturer speciallized in mamking Microwave PCB for high-frequency applications F4BK PCB,Rogers PCB ... flex PCB are what we mainly deal with. The Microwave pcb we produced are widely used in wireless networks, ... Weight0.5--6ozColor SoldermaskGreen, Blue, Black, White, Yellow, Red, Matt Green, Matt Black, Matt BlueSilkscreenWhite, Black, Blue,YellowAcceptable File FormatGerber file,Powerpcb ...