Hello Miss/Sir,
We are the pcb manufacturer in China,the follow is our process capability: Product Type o< Rigid, Flexible and rigid-flexible boards Material o< FR4o<TG130-180o< cAluminum based c Rogers cArlon c Taconic cTeflon cIsola Surface Treatment o< HASL, Immersion Gold, Gold Plating, OSP, Immersion Tin, Immersion Silver layer count : 1-20 Board Thickness : 0.05mm-4.0mm Copper Thickness : 12um-140um Min conductor width : 0.05mm Min conductor spacing: 0.05mm Min hole size : O0.1mm Impedance Tolerance : +/-10% Profiling Tolerance : +/-0.1mm If you have interest to know us more pls contact with me. Thanks Regards and Best Wishes! Joanna Lee Orient (HK)International Limited email:tojoa...@yahoo.cn cell phone:+86 18676700437 skype:joanna021433 MSN:joanna021...@hotmail.com