2006~2010 OO Electronics Gumi 2nd Factory HIGH EFFICIENCY CAST RESIN TRANSFORMER

2006~2010 K-Factor Cast resin transformer

2006~2010 OO Electronics Gumi 3th Factory HIGH EFFICIENCY CAST RESIN TRANSFORMER

2006~2010 Mobile phone Factory Vietnam LV Package TR

2006~2010 Main transformer INSULATED TRANSFORMER

2006~2010 Factory in Vietnam Main transformer& Feeder Transformer

2006~2010 3th Factory Changwon Cast resin Transformer