During past 50 years we have continuously kept and developed the true originality of technology as well as upgradability through R&D activities in the field of AC & DC power sources. In terms of items, we are producing various kinds of Transformers(Cast resin, Pole mounted, Ground mounted, Pad mounted etc..)up to 40MVA class and also are supplying UPS, EP-Rectifier, Battery Charger, Industrial use Rectifier, Voltage Regulator, Reactor, Mining Transformer, Traction and Locomotive Transformers. In terms of sales we have been keeping unchangeable domestic market sales and abroad. For the nuclear power plant use, we had “Q”, “T”, “R” class licenses regarding Inverter(UPS), Battery Charger, AVR since 1995 as the first runner in this specific field in Korea. I cordially expect your deep concerns regarding our company and reliability confirmation of our products.