beijing innotronics technology co.,ltd is a professional comapny devoted to offering value-added service in pcb and related electronic fields.we try to make price competitive and performance remarkable.our mission is to be a leading solution provider in electronic fields,and we will be your best electronics solution provider or your reliable business partner. our capacity layer counts: 2 to 16 layers technology: standard,hdi,impedance control max size: 24 x 21 inch min line/space width: 4/4mil(0.1mm) min. mech hole: 10mil(0.25mm) microvia dia.: 4mil(0.1) more detail,please visit our website: www.innotronics.com.cn/e_introduce1.htm for quote,please mail to: sales@innotronics.com.cn for more information,please mail to: marketing@innotronics.com.cn