简介:NationalQualitySupervision&InspectionCenterforRefractories(NRQS)wassetupin1986andwasauthorizedin1990byStateBureauofQualityandTechnicalSupervision(SBQTS)asthestatesupervision&inspectioncenter(CertificateSBQTSNo.101).In1993,NRQSwasgrantedImport&ExportAuthorizedLaboratoryfornationalrefractoriesbytheStateAdministrationforEntryExitInspectionandQuarantine(CertificateNo.5302).In1995,NRQSwasgrantedthenationaltestingorganizationbyStateCommitteeofScience&Technology