8 Layers PCB with 4/4mil Minimum Line Width/Spacing, BGA, 1.6mm Board Thickness and RoHS Mark1.UL,SGS,ROHS,IS09001,CE,IPC ... multilayer pcb with BGA 1.Base Material:fr42 ... ISO9001: 2000 TS16949 SGS ULsample picture product authenticationcompany profile 8 Layers PCB with 4/4mil Minimum Line Width/Spacing, BGA, 1.6mm ...