... high quality 4.20years in Pinted circuit board 1. pcb green mask material2.UL,SGS,ROHS,IS09001,CEC3.Fast delivery with ... ,FR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,Aluminum material3Board thickness0.2mm-7mm4Max panel size630mm*520mm5Min.drilled hole ... )7min.line spaceing0.075mm(3mil)8Surface finish/treatmentHALS/HALS lead free,Chemical tin,Chemical Gold,Immersion gold Inmersion Silver/Gold,Osp ...