... 3.Our PCB board get ISO,UL,RoHs, SGS ect Single-sided PCB FR4 (KB): 1.0mm 1oz Immersion gold-plated, V ... phones Audio and video products We can produce single-sided printed board(ssb), double-sided printed board(dsb), multilayer PCBs, HDI PCBs, FPC ... Size5mm*5mmWarp ageSingle-side<1.0%,Double-side<0.6%,Multilayer<0.6%Min. Thickness & Tolerance0.2mm+0.08mmMin. Line Width / Space ...