... .1)Layer1,2,multilayer2)Board finished thickness:10%3)Material:FR-4;CEM-1;CEM-3;High TG,FR4 Halogen Free ... , FR-1,FR-24)Max.finished board size:520mm*500mm5)Min.drilled hole ... ,SGS,ROHS,CQC13)Profiling:Punching,Routing, V-CUT,Beveling. pcb connector