1layer PCB,Single-sided Rigid PCB,pcb copy,printed circuit board,PCB Electronic 1layer PCB,Single-sided Rigid PCB,pcb copy,printed circuit board,PCB ElectronicDescriptionPCB SpecificationMaterialFR-4/HTG150-180 FR-4/CEM ... . ISO9001,SGS, UL CertificateFileProtel 99se/P-CAD/Autocad/Cam350 1layer PCB,Single-sided Rigid PCB,pcb copy,printed circuit board,PCB Electronic