Advanced-pcb. China PCB manufacturers. Advanced PCBs commonly used in high-precision electronic devices. Alcanta company offer high-precision PCB boards over 15 years. the boards have used with Industrial Control,Communication Device,Medical Electronics, Vehicle Electronics.
We have made HDI PCB boards from 4 layer to 50 layers with Impedance control. the best via holes are 3mil. the best pads or line spacing are 2.2 mil. the PCBs have made in IPC Class 3.