Looking for a PCB manufacturer? Contact us now Our advantages: 1.Real factory 2.No middleman/No trading company 3.Good price Reference ... finished thickness:0.21mm-7.0mmMaterial:FR-4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON, ... frequency PCB ,etcPackingInner :Vacuum packing/Plastic bagOuter :Standard carton packing 1 layer pcb with immersion gold