Detailed Product Description FR-4 pcb,pcb board, pcb supplier,circuit boardThis article is best selling line. ... Rigid PCB:1) Layer: 1,2,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: 1500mmx500mm ... RoHS13) Provides OEM services to all sorts of printed circuit board assembly