Changzhou Guangda Electron Co.,Ltd(Changzhou Wujin Jiangnan Discharge Tube Co.,Ltd)was established in the eighties,which is located in Changzhou,Jiangsu Province.Our company introduces a full set of foreign advanced equipments and scientific management system, with a technical administration team of experienced and reasonable professional configuration,can provide matching service for customers and professional service of Synchronous research and development, is one of domestic minority enterprises that produces and manufactures series diodes,rectifiers,surge arresters and semiconductor arresters.