Double side rigid PCB One-stop service: design, PCB fabrication, PCB Assembly,testing, housing, turnkey, etc Good cost control Double sided rigid PCB 1) Layer: 22 ... packing: Standard carton packing Our Production Capability for Double sides Rigid PCB:1) Layer: 1-402) Board finished thickness: 0. ... 21mm-7.0mm3) Material: FR-4, CEM-1,CEM-3, High TG, FR4 ...