... PCBA assembly Service2.SMD, DIP, OEM assembly 3.Purchase components4.pcb function testing 5.ISO9001, ISO14001, UL Primary Competitive Advantages: - Experienced ... ,ISO9001,ISO14001,SGS,RoHS Special requirements: Buried and blind vias +controlled Impedance + BGA Profiling: Punching, Routing,V-CUT, Beveling