led assembly 1.PCB experience 12 years 2.PCB certificate ... 7 working day Shenzhen ZBX Circuit Board Co.,Ltd(we focus on quick-turn prototype and mass production for 1- ... 30 layer boards) led assembly NOITEM Technical capabilities1Layers1-30 layers2Max. Board size2000×610mm3Min. ... gold20MaterialsFR4,H-TG,Teflon,Rogers,Ceramics,Aluminium, Copper base led assembly