circuit board assembly 1,oem pcba,SMT,DIP and final Assembly. 2,High quality with best service 3,Certification SGS,ROHS ... SMT technology and lead free technology3) ICT(In Circuit Test),FCT(Functional Circuit Test) technology.4) UL,CE,FCC,Rohs standard5 ... developing effective production process to ensure high quality.ISO 9001:2008 Factory located in China AP2532 water herater circuit board assembly