high-multilayer-pcb-board
high-multilayer-pcb-board. high quality pcb, high multilayer pcb, high quality materials. 4 layer up to 50 layer PCB boards. 10 layer pcb ,20 layer pcb,30 layer pcb.
we made high multilayer pcb over 15 years. the best via holes are 3mil. the best line to line spacing are 2.1mil. the best FR4 core are 6mil.
