printed circuit board 1. One-stop pcba service 2. Fast delivery ... with high quality 3. Reply Email in 4 hours 4. UL,SGS,ROHS printed circuit ... board PCB&PCBA manufacturer:We can offer 1 to 12 Layer PCB fabrication, PCB design, ... Specification of ZLX technology: 1layer1-12 layer2MaterialFR-1,FR-2,FR-4,CEM-1,CEM-3,Hight TG,FR4 ...