1.high Tg pcb board 2.16layers with immersion gold 3.1.6mm ... board 4.UL ISO9001 certificater 5.solder mask green high Tg pcb board1.Transportation by air,by ship ,by express,up ... -4,Aluminium-backed board,Halogen-free,Lead-free compatible,High Tg,High CTI,CEM-1,CEM-3 etc. Mass productionSampleMax Dimension630x530mm630x530mmCopper ...