Manufacturing Capabilities
The full capability table — the same numbers our engineers quote from. If your design pushes past these limits, ask us; we review borderline jobs case by case.
Structure
| Layer count | 1–8 layers |
|---|---|
| Board thickness | 0.2–3.0 mm |
| Min. line width / spacing | 3 mil (0.075 mm) |
| Min. mechanical hole | 0.2 mm |
Materials
| Laminate brands | Shengyi, Kingboard, Goldenmax, Huazheng, Nan Ya |
|---|---|
| Base types | FR-4, CEM-1, aluminum |
Finishing
| Surface finish | ENIG, HASL, lead-free HASL, OSP, immersion silver, immersion tin |
|---|---|
| Solder mask colors | Green, blue, black, white, red, yellow |
Lead time
| Quick turn prototype | 72 hours |
|---|---|
| Small / medium batch | 7–10 days |
| Volume production | 15–20 days |
| Quotation turnaround | ≈ 12 hours |
From Gerber to shipped board: eight in-house steps
Every process runs on our own floor in Foshan — nothing is subcontracted, so lead times stay predictable.
01
Engineering & DFM
File review, panelization and tooling within hours of order confirmation.
02
Inner Layer Imaging
Photoresist exposure and development for multilayer inner cores.
03
Lamination & Drilling
Oxide treatment, layup, vacuum lamination; CNC drilling down to 0.2 mm.
04
Copper Plating
Electroless copper and panel/pattern plating for reliable through-holes.
05
Outer Layer & Etching
Outer imaging, etching and stripping to final trace geometry.
06
Solder Mask & Legend
Liquid photoimageable mask in six colors, plus white silkscreen legend.
07
Surface Finish
ENIG, HASL, lead-free HASL, OSP, immersion silver or immersion tin.
08
Routing, Test & Pack
CNC routing / V-cut, 100% electrical test, vacuum packing for export.
Equipment & capacity
A 3,500 m² plant running two shifts, sized for prototype speed and steady mid-volume production. Monthly output up to 15,000 m².
| Process | Equipment |
|---|---|
| Drilling | CNC drilling & routing machines |
| Imaging | UV exposure units, automatic developing lines |
| Plating | Automatic copper plating line |
| Etching | Automatic etching / stripping line |
| Solder mask | Screen printing + LPI exposure lines |
| Inspection | AOI optical inspection machines |
| Electrical test | Flying probe testers & test fixtures |
| Surface finish | ENIG / HASL / OSP lines in-house |
Which surface finish fits your board?
A quick selection guide. For the full engineering breakdown, read our ENIG vs HASL vs OSP comparison in the news section.
| Finish | Best for | Shelf life | Cost |
|---|---|---|---|
| HASL / LF-HASL | General-purpose, through-hole designs | 12 months | $ |
| ENIG | Fine-pitch, BGA, wire bonding, medical & automotive | 12+ months | $$$ |
| OSP | Low-cost consumer boards, quick assembly | 6 months | $ |
| Immersion Silver | RF designs, fine-pitch SMD | 6–12 months | $$ |
| Immersion Tin | Press-fit connectors, cost-sensitive multilayer | 6 months | $$ |