We are the leading and earliest manufacturer specializing in high voltage, high current, high power test systems in China, provide AC, DC, impulse testing and associated measuring equipments used in electrical applications, such as power cables, power transformers, instrument transformers, GIS switchgears, capacitors, insulators, arresters, generators, motors and etc. Test systems are available for factory, field and laboratory use.

Our factory was founded in 1970, started to cooperate with Shanghai Jiaotong University in 1980, and established R&D center institute of HV testing equipments together in 1986, and we are pleased to announce our quality management system has been approved to ISO 9001 : 2008.

We have well cooperated with many world famous electrical corporations, like Abb, Alstom, Siemens, Toshiba, Hitachi, Hyundai, AE Powers and etc, also state grids, research institutes, universities and HV testing service providers, we have successfully offered them plenty of high voltage test systems.