Via filling pcb
PCB manufacturingMulitilayer PCBHDI PCB AnylayesHigh Frequency PCBRigid flex PCB5G PCB Via filling pcb 22 Layer via fill resin countersink solt Advanced PCB Circuit Board Layer: 22 Material: FR4 TG170 Thickness: 2.6mm Min. Line width & Space: 3.5/3.5mil Min.Hole size: 0.25mm Copper thickness: 0.5/1.0 OZ Impedance control: Yes Leading time; 18 working days For quotation, please…