... high-tech PCBs for about 10 years Large production capability with hi-class production equipment Professional engineering assistance, including design ... and video products We can produce single-sided printed board(ssb), double-sided printed board(dsb), multilayer PCBs, HDI PCBs, FPC ... 3.5mmBase Material Copper Thickness18um, 35um, 70umElectrolytic Flash Gold with thickness of 0.4 to 3.0 micro inchesAu: ...