We are a manutacturer speciallized in mamking Microwave PCB for high-frequency applications F4BK PCB,Rogers PCB,Arlon ... rigid flex PCB are what we mainly deal with. The Microwave pcb we produced are widely used in wireless networks, wireless ... Au:1-5u''Surface FinishHAL,lead-free HAL,ENIG,Plated Gold,Immersion Gold,OSPCopper Copper Weight0.5--6ozColor SoldermaskGreen, Blue, Black, White ...