As specialized company in comprehensive power equipments, EHWA TECHNOLOGIES INFORMATION develop, manufacture and sale power conversion devices and power supplying systems providing stable power in all fields of industries. Since established in 1956, EHWA TECHNOLOGIES INFORMATION has been dedicated to the field of power equipment and continues our history and tradition. EHWA TECHNOLOGIES INFORMATION has contributed to development of national defense industry since being designated as a national defense company in 1978. EHWA has been recognized for its advanced and outstanding technology in various fields of nuclear power plant, Subway power system and industrial power systems and also has received good reputation from customers in local and abroad. As a specialized power equipment company, EHWA will not only contribute to the development of national key industry and private industry in the future but also will do our best to maintain our reputation.