RequestedbyMinistryofCommerceofChinaandSASAC(State-ownedAssetsSupervisionandAdministrationCommissionoftheStateCouncil),thecreditevaluationofrefractoriesenterpriseswascarriedoutbyTheAssociationofChinaRefractoriesindustrybasedontheprincipleofopen,justice,andimpartiality.Thirtyoneenterpriseswere