... design & assembly service 2. ISO Member Q29120296, IPC Member 1553567 schematic design and pcb layoutPCB&PCBA manufacturer: We can offer 1 ... ZLX technology: 1layer1-12 layer2MaterialFR-1,FR-2,FR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,3Board ... Immersion gold Inmersion Silver/Gold,Osp,Gold Plating9Copper thickness0.5-4.0oz10Solder mask colorgreen/black/white/red/blue/yellow11Inner packingVacuum packing ...