Base Material: FR-4 (IT-180A) Board thickness: 1.6mm Surface finish: ENIG Layer: 8 layer Copper thickness: 1OZ(Outer base copper 0.33OZ) Laser drill: 2 order Min hole size: 0.2mm Aspect ratio: 8:1 Board size: 195*265mm Min line width/space: 6/6mil(0.15/0.15mm)