Quality Control

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Certifications

  • GB/T19001-2016/ISO9001:2015 standard
  • 3081818QZ0379R0S
  • 2018-09-27
  • 2021-09-26
  • GB/T28001-2011/OHSAS18001:2007 standard
  • 3081818SZ0177R0S
  • 2018-09-27
  • 2021-03-11