largersmall16 Layer 3+10+3 HDI

Product layer: 16L(3+10+3 HDI)

Surface finishing: Immersion gold(3u'')

Min trace width/spacing: 4 /4.5 mil
Finished copper thickness: 1oz
Min hole size: 0.15mm

Special requirement: 3+10+3 HDI,4 times pressing,Impedance control