... commitment 4,First-class service 5got UL,SGS certification &good q Our PCB Production line Capability for your referrence1)Layer:from ... .076 NPTH:plus or minus 0.0514)Certificate:UL,ISO9001,ISO14001,SGS,RoHS compliance15)Specail req.Buried and blind vias+controlled ... -CUT,Beveling17)PackingInner :Vacuum packing/Plastic bagOuter :Standard carton packing flexible multilayer printed board