... quality with competitive price 1. FR4 material, 2 layer2. 1oz copper, Board thickness 0.5mm3. ... Halogen Free,Rogers,Arlon,Taconic,Isola,PTFE, Bergquist 2). Surface Treatment: HASL,HASL lead free,Flash gold ... have a sound quality management system,Ensure the qualiy of all productsExcellent quality with Low- ... ten layer or more high pcb at the soonest 2 layer electronic pcb assembly for power industrial ...