... ; 5.UL,SGS,ROHS,ISO9000. We can manufacture PCB in higher quality, more competitive price, quicker delivery ... capacity for your reference, for more messages, pls contact with us freely!ItemSpecification MaterialFR-4 / Hi-Tg FR-4 ... )/CEM-3/CEM-1/AluminiumLayersingle layer,double layer,multi-layer(4-10)Board Thickness0.3mm-3.0mm,+/-0.1mm ... ,ROHS,UL, Welcome to visit WALBOND ! single-sided high tg fr4 pcb