8 layer board Matelial: FR4 TG150, TG170 and more Copper thick:1-8OZ Surface Treatment ENIG, OSP, HASL, immersion tin, immersion sliver Solder mask: Green, White, Black, Blue, Red, Yellow, or matt color Silk-Screen: Green, White, Black, Blue, Red, Yellow, or matt color Pcb thickness: 0.2-4.0MM
