... Mounted Technology,Print circuit Board Assembly,PCB assemblies,SMT,AIM,DIP,HDI,PCB assembly,EMS ShenZhen YiShi Electronic Technology Development ... Electronic Manufacturing Services (EMS) and a good reputation in PCB assembly, especially in DVR cards, PCI cards, cameras, ... Solution: - Circuit boards 1 to 28 layers PCB layout, fabrication, PCB assembly;- Active and passive components source is directly ...