UL, RoHS,SGS, ISO,IPC approved PCBA; High Quality with Competitive Price PCBA; Quick turn, OEM PCB Assembly Service Reference- Our production capability ... requirements: Buried and Blind vias, impedance control, via plug, BGA soldering, Gold finger.15) Profiling: punching, Routing, V-cut, Beveling.16 ... board assembly as well as Electronic encased products. high quality PCBA & PCB