... selling line in our factory.electronic component, pcb board, electronics past UL,ISO9001,ISO14001, ROHS pcb board,electronic component, circuit pcb, electronicsOur product ... packing11) Hole tolerance: PTH: ±0.076 NPTH: ±0.0512) Certificate: UL,ISO9001, ISO14001,SGS , RoHS, CQC13) Profiling: Punching, Routing, V-CUT ...