Custom Pcb Board Components Appliance PCB & PCBA Board with Multilayer Pcb OEM Supply

• Layers: 24L

• Product size: 350*4000*2.2mm

• Material: FR-4 TG140

• Board Thicknes: 2.4 mm

• Copper Thicknes: 35/18/18/35 um

• Line/Space: 4/4mil

• Smallest Hole Diameter: 0.15mm

• Surface Finsh: ENIG

Conduct comprehensive testing and  calculation of the thickness, area, volume, etc. of  printed solder paste 2. 100% inspection and judgment of printing  solder paste quality, such as low tin, pinching,  short circuits, etc