History
  • 2007   Established Changzhou Changyuan Electronics Co.,Ltd.
  • 2009   Won “May Day Entrepreneurship & Development” by Changzhou Federation of Trade Unions.
  • 2009   Added new equipment and increase production line to 3.
  • 2010   Won “Harmonious Labor Relation” by Changzhou Federation of Trade Unions.
  • 2011   Passed ISO9001:2008 quality management system certification.
  • 2012   R&D succeeded in TVS, GPP & SF series diodes
  • 2013   Registered CY brand through The State Administration for Industry and Commerce Trademark Bureau.
  • 2013   Passed ROHS test, certificated by SGS
  • 2014   Acquired and merge Changzhou Jing Yijia Co.,Ltd