... and good service Aluminium pcb for LED lighting SPOT LIGHTING ROUND PCB Material:Imported from Taiwan,Janpan NEC,BERGQUITBoard thickness:0 ... (0.1mm)Surface finishing: HASL / HASL lead free, HAL, Chemical tin, Chemical Gold, Immersion Silver/Gold, OSP, Gold plating Solder Mask ... : UL, ISO 9001, SGSProfiling: Punching, Routing, V-CUT SPOT LIGHTING ROUND PCB