Layers count:4l Base mateial: iteq tg180 Board thickness: 1.60±0.15mm Min hole: 0.20mm(8mil) Min trace width: 0.089mm(3.5mil) Min trace spacing: 0.094mm(3.7mil) Surface finishing: enig Test: flying probe Panel dimension: 157.00mmx409.55mm/pcs Panel method: 1up, 1*1 Lead time:fastest 3wds, normal 5-7wds