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      Maximum product size: 546 × 630 mm

      Minimum line width / line spacing: 3mil / 3mil

      Minimum aperture: 0.15mm

      Minimum resistance welding window opening: 0.025 mm

      Minimum width of solder bridge: 0.075 mm

      Maximum finished copper thickness: 3oz / 3oz

      Forming tolerance: + / - 0.1mm

      Tolerance of borehole diameter: + / - 0.05mm

      Minimum finished plate thickness 0.3 mm

      The maximum thickness of finished plate is 3.0 mm

      Appearance and others shall comply with ipc-a-600h class II standard