1987 ZG Founded.
1998 First Invention Patent.
1999 ISO 9001 Certificate Awarded.
2002 Attended the 66th Meeting of IEC TC81 on Behalf of China for the First Time.
2005 Established China's First Automated SPD Production Line. ISO 14001 Certificate Awarded.
2007 OHSAS 18001(ISO 45001) Certificate Awarded.
2008 Test Center Authorized by CNAS.
2009 Establishment of the Magnetic Components Business.
2015 Listed on Shenzhen Stock Exchange, China.
2017 IATF 16949 Certificate Awarded.
2019 Establishment of the Circulator/Isolator Business.
2020 ZG Vietnam Plant Started Mass Production.
2021 Submitted Commitments to SME Climate Hub for the 1.5 ℃ Supply Chain Leaders.
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