1997.03.01 Jiangsu DiFeida Electronics Co.,Ltd was founded

2001.01.19 passed UL certification

2002.01.10 ISO9001:2000 quality management system certification

2003.08.07 passed CQC certification

2007.04.10 passed China Quality certification center RoHs certification

2009.02.06 ISO14001:2004 environmental management system certification

2009.10.01 ISO9001:2008 quality management system certification

2009 company's sale performance firstly over one billion

2011.11.19 ISO/TS16949:2009 quality management system certification