1.Immersion Gold PCB Printed 2.UL,SGS,RohsCertificated 3.One- ... ozSolder MaskDouble-sided green LPI,Also support Red,White,Yellow,Blue,BlackSilk ScreenDouble-sided or single-sided in white ... Diameter0.01'',0.25mm, or 10milsSurface FinishHASL,Nickle,Immersion Gold,Immersion Tin,Immersion Silver,OSP,etc.Board Thickness Tolerance±10 ... us----Test method for PCBAView of Our Workshop Immersion Gold PCB Printed