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2005 | JG Transformers Factory established

2007 | JG transformers certified ISO9001

2009 | JG transformers certified National CQC

2010 | JG transformers certified National CCC

2011 | JG transformers certified National ESC

2012 | JG transformers certified CQC for dry type

2016 | The company renamed JG Electrical Tech

2018 | JG transformers certified international IEC

2019 | JG transformers certified STL for ASTA

 
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