... and Molds- Fast turn around 1. Double-Sided FR4 material 1 oz copper pcb board 2. Green solder mask, Immersion gold 3. with ... Entek),S/G plating,ENEPIG,G/F plating,carbonQuality Control: Electrical testing Flying Probe TesterYControlled Impedance Tolerance±10 ... tester , Visual Inspection17). Special requirements: Buried and blind vias, impedance control, thick Cu PCB,selectivity plating gold 30 ...