| Items | Parameter |
| Layers | 1-40 |
| Camber | Double side multi-layers d≤ 0.075mm d≤ 1% |
| Impedance Error | ± 10% |
| External Tolerance | ± 0.1mm |
| Surface Finish | Gold finger:≥0.13um
Immersion gold: 0.03-0.05um ; OSP :0.2-0.5um Lead free HASL 5-20um ; HASL:5-20um |
| Min width/space | 0.075mm/0.075mm |
| Parts Procurement | Full Turnkey Partial Turnkey Kitted/Consigned |
| Base board | FR-4, FR-1, CEM1,F4B,BT,Aluminum plate,Ceramic plate，Copper plate |
| Hole wall copper thickness | ≥ 20um |
| Board thickness | 0.15mm-5.0mm |
| Coating | S
older mask: Black, Green, White, etc Legends: Black, Yellow, Green, White; Height≥0.0625mm Width≥ 0.125 mm
|
