... FR-4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etc4)Surface finish/ ... treatment: HASL/HASL lead free,HAL,Chemical Gold/tin,Immersion Silver/Gold/Tin,OSP ... -PCB,Flex-rigid PCB,HDI PCB ,PCB of single,Double and Multi-layers,High frequency PCB ,etc6)Max ... :Vacuum packing/Plastic bagOuter :Standard carton packing single side HASL new green lead free Pcb