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ThisreporterintervieweddirectorLuoChenglinwhiletheShanghaiLuodianWeldingMaterialsFactorycontractedbyLuo,anexpertinnewbrazingalloyandwelding,isoperatingwithagreatsuccess.Luoreadilyacceptedtheinterview.Hetalkedabouthisunendingpursuitinresearchintonewbrazing
ThisreporterintervieweddirectorLuoChenglinwhiletheShanghaiLuodianWeldingMaterialsFactorycontractedbyLuo,anexpertinnewbrazingalloyandwelding,isoperatingwithagreatsuccess.Luoreadilyacceptedtheinterview.Hetalkedabouthisunendingpursuitinresearchintonewbrazing