Wine can not drink, circuit board can not be sold out!16 -HDI- asymmetrical arbitrary order - back drilling N times, stack - pressure.Rogers whole department, panasonic M4, M6- all kinds of special materials.No HDI- deep - control - disc magnifier can be found on any six levels.2Mil disc -2.0 plate thickness -0.1 hole - add capton material, suddenly feel that the circuit board is a bit interesting, it seems not so worthless.Work hard - try to sell circuit boards to the United Nations

Ps: all kinds of problems -PCB remember to call Jackie when the eagle warden…