• 
  ISO9001：2015
• 
  ISO14001：2015
• 
  OHSAS18001：2007
• 
  SGS
• 
  3A Credit Grade

• 
  CCC(Certificate of China Compulsory product)
• 
  CQC18021190442
• 
  CQC18021190443
• 
  CQC18021190499
• 
  CQC18021190500

Certificate of Registration

CE

• 
  S11 oil transformer test report
• 
  S11 oil transformer test report
• 
  S13 MRL Tridimensional Toroidal-Core Power Transformer Test Report
• 
  S13 Oil transformer report
• 
  S13 oil transformer report
• 
  SCB10 dry tranformer test report
• 
  SCB11 dry transformer test report
• 
  SH15 Amorphous Transformer Test Report