... Mounted Technology, Print circuit Board Assembly, PCB assemblies, SMT, AIM, DIP, HDI ShenZhen YiShi Electronic ... offer OEM/ODM Electronic Card Assembly, Print circuit Board Assembly (PCBA) including sourcing of components, welding, assembly and testing. We have our ... Solution: - Circuit boards 1 to 28 layers PCB layout, fabrication, PCB assembly;- Active and passive components source is directly from ...