" Item" " Producing Capability" Layer 1-20 lays( including rigid and flexible circuit) Panel size max: 250* 550( mm) Drilling diameter " Max. Diameter: 6.5mm ( 256mil) Min. Diameter: 0.20mm ( 8mil) " Base Material Copper Thickness " Max.: 0.105mm( 4mil) Min.: 0.012mm( 0.5mil) " Insulating Layer Thickness " Max.: 0.05mm( PI) ( 2mil) Min: 0.0125mm( PI) ( 0.5mil) " Electroplating Sn/ Pb Thickness 3 um --- 20 um Electroplating Au/ Ni Thickness " Au: e0.05um Ni: 1um--5um" Chemical Immersion Ni/ Au Thickness 0.05 um --- 0.1 um Electroplating Sn Thickness 3 um --- 20 um Etching Line Width & Space: " S/ S: 2.5mil ( 0.06mm) D/ S: 2.5mil ( 0.06mm) " Etching Tolerance Width: ± 20% ; Special Width: ± 10% Outline Tolerance( from side to side) ± 0.05mm( ± 2mil) Parts Fixed Position Tolerance ± 0.2mm ( 8mil) Finishing Treatment " Immersion Gold, Immersion Tin Plating Gold, Plating Tin OSP, etc." Soldermask Green, White, Black E-Testing 100% E-Testing ( High Voltage Testing) ; Flying Probe Testing Other test ImpedanceTesting, Resistance Testing, Microsection etc.,