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          QUALITY ASSURANCE

          Pressure pipe component manufacturing license
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          Ourcompanyhasobtainedthemanufacturinglicenseforspecialequipment(pressurepipecomponents)sinceDecember12,2011,andisbasedonthe"Rulesforthemanufactureofpressurepipecomponents","Basicrequirementsforthemanu
          EN1090 EU steel structure certification
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          ThecertificateisanEUsteelstructurecertificationcertificateissuedbyBureauVeritas(BV)andawardedthe“CE”approvalmarkofTongyuHeavyIndustryCo.,Ltd.Afterobtainingthecertificate,ourcompanycanexporttotheEUmark
          ASME nuclear grade MO certificate
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          TongyuHeavyIndustryCo.,Ltd.establishedASMENuclearPowerProductManufacturingQualityAssuranceSystembasedonASMENQA-1andASMEVolumeIIINCA.ThecertificateisASMEMOMaterialOrganizationCertificateissuedbyAmerica
          Arm forgings manufacturing license
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          ThiscertificateisaforgedarmforgingmanufacturinglicenseissuedbyMANDiesel&Turbo.Thescopeofapplicationofthecertificateis:S34MnV,alltypesofarticulatedarmforgingsoftype98andbelow.
          China Classification Society
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          ThecertificateistheChinaClassificationSociety(CCS)factoryaccreditationcertificate,issuedbytheChinaClassificationSociety.Certificateapplication:Ingot-carbonsteelandcarbonmanganesesteelmaterial,themaxim
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