Description: Industrial meter circuit board PCB assembly manufacturing, high-precision smart meter control board proofing and production, three-phase meter one-stop PCBA manufacturer;
| Layer | 4L | Material Thickness | 1.6mm |
|---|---|---|---|
| Surface Finishing | ENIG 2U" | Finished Copper Thickness | 1/1/1/1oz |
| Solder Mask | Green | Legend Mark | black |
| Material | FR-4 IT180A | Test | Flying Probe Test |
| Via Process | Resin plugging | Routed OutLine/Punching | CNC+V_CUT |