... making: 3-5 days.Mass production:5-14 business days Our capability:Layer: 1 to 12 layersMaterial ... CEM-1, CEM-3, High TG, FR4 Halogen Free,Board thickness: 0.35mm to 3.0mmCopper thickness: ... : 4mil (0.1mm)Surface finishing: HASL / HASL lead free, HAL, Chemical tin, Chemical Gold, Immersion Silver/Gold, ... is our pleasure. China High Quality pcb lead free, OSP, HASL, ENIG multilayersPCB from China in ...