Manufactured a high complex HDI 10 layer pcb volume production again,it is 4 levels of micro-vias (4+2+4),Min width/space:2.36/3mil and 30U"Gold finger,anybody have these kind of complex pcb jobs,welcome to contact me,We only get HDI(1-5) levels of micro-vias pcb jobs.no good quality,don't need to pay.