Looking for a quality PCB supplier? Our biggest advantages: No middleman No trading company ... -4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etcMax. finished board size:23*25mil(580mm ... ,HDI PCB ,PCB of single,Double and Multi-layers,High frequency PCB ,etcPackingInner :Vacuum packing/Plastic bagOuter :Standard carton packing printed circuit board production