1,Factory-directed price 2,One-stop service 3,High quality guaranteed 4,Small Order accepted 5,Quality Approvals HDI PCBReference-Our Production Capability for Rigid PCBLayer:1-40Board finished thickness:0.21mm-7.0mmMaterial:FR-4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etcMax. finished board size:23*25mil(580mm*900mm)Min.drilled hole size:3mil(0.075mm)Min.line width: ...