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Enterprise Honor

  • Business license

  • API 6D

  • Special equipment manufacturing license

  • Trademark registration certificate

  • Trademark registration certificate

  • Two integration management system certificate

  • Quality management system certificate

  • Occupational Health and safety management system certificate

  • Environmental management system certificate

  • Intellectual property management system certificate

  • API 607

  • API 607

  • API 607

  • Metrological qualification certificate

  • ECM

  • ECM

  • ECM

  • ECM

  • SIL

  • SIL

  • SIL

  • SIL

  • SIL

  • Type test certificate for special equipment

  • Type test certificate for special equipment

  • Type test certificate for special equipment

  • Type test certificate for special equipment

  • Type test certificate for special equipment

  • Fixed ball valve patent certificate

  • Type test certificate for special equipment

  • Ball valve patent certificate

  • Safety production standardization certificate

  • ENN Supply Network membership certificate

  • China gas material supply access card

  • China Huadian Group e-commerce member

  • Oil and gas access

  • Xindi Energy Supplier access card

  • Petrochina Zhongtai Gas Investment Group Company

  • High and new certificate

  • Changzhou Innovation product certificate

  • Changzhou enterprise technology Center

  • Corporate member of the City Gas Association

  • Director of the Valve Industry Association

  • High-tech product certification

  • High-tech product certification

  • China Urban Heating Association

  • Private science and technology enterprise

  • Jiangsu equity trading Center

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