... manufacturers, Rigao Electronics is a professional shenzhen 4layer inverter pcb and pcb assembly supplier and factory, we can offer you ... service. We can offer 1 to 12 Layer PCB fabrication, PCB design, PCB layout, PCB manufacturing, PCB Assemblies, components sourcing, PCBA Function Test, ... Fine Pitch to 0.8mils, BGA Repair and Reball, Part Removal and ReplacementBare Board Size: Smallest:0.25*0.25 ...