... hole size: 0.29mm,HASL LED pcb board :AL,copper 1oz, board thicknesses 2.0mm, Min. hole ... FR-4, CEM-1, CEM-3, High TG, FR4 Halogen Free, RogersBoard thickness: ... free, HAL, Chemical tin, Chemical Gold, Immersion Silver/Gold, OSP, Gold platingSolder Mask Color: Green/Yellow/Black/ ... UL, ISO 9001, ISO 14001Special requirements: Buried and blind vias+controlled impedance +BGAProfiling: Punching, Routing ...