Layers count: 1-10
Board thickness: 0.2-4mm
Copper thickness: 2/1/1/2/3oz
Solder mask color: white,green,black,others
Silk screen color: white,green,black,others
Surface finishing: OSP,HASL lead free,electrolytic gold,immersion gold/ENIG,immersion silver, immersion tin
Minimum hole: 0.2mm
Minimum line width/space: 4mil