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Certificates
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  • Commercial Gas Meter Explosion-Proof
  • WGS-G Gas Meter Explosion-Proof
  • IC Card Gas Meter Explosion-Proof
  • Work Safety Standardization Certificate
  • OIML Certificate
  • MID Certificate
  • ISO9001-2015 Chinese Certificate
  • ISO9001-2015 English Certificate
  • EN1359 certificate
  • National Standard Drafting Unit
  • Explosion Proof
  • Type Approval License
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