Atakhazikitsa chitoliro chachitsulo chosapanga dzimbiri cha 304 choperekedwa ndi Hunan Great Steel Pipe Co., Ltd akung'amba filimu yoyika pamwamba pa filimuyo. 304 chitoliro chosapanga dzimbiriamaperekedwa ndi Hunan Great Zitsulo chitoliro Co., Ltd, ndi ntchito wapadera Pukutani woyera ndi zosapanga dzimbiri zotsukira kupewa kukalamba chodabwitsa filimu kapena chodabwitsa cha posungira filimu, ndi yake kupeza chikhalidwe mbale chitoliro zosapanga dzimbiri zitsulo.Kusunga pamwamba pa 304 zitsulo zosapanga dzimbiri chitoliro woperekedwa ndi Hunan Great Zitsulo Pipe Co., Ltd woyera ndi youma, misozi nthawi zonse ndi nsalu yofewa kapena siponji.Ngati pamwamba pa chitoliro chosapanga dzimbiri cha 304 choperekedwa ndi Hunan Great Steel Pipe Co., Ltd chili ndi dzimbiri, gwiritsani ntchito chotsukira chitsulo chosapanga dzimbiri kuti muyeretse pamwamba pa nthawi, pukutani zodetsazo, kenako pukutani ndi madzi oyera kuti musunge. oyera ndi owuma kupewa dzimbiri mobwerezabwereza.Kuyeretsa tsiku ndi tsiku kwa mapaipi 304 osapanga dzimbiri operekedwa ndi Hunan Great Steel Pipe Co., Ltd. nthawi zambiri amagwiritsa ntchito madzi aukhondo kapena chotsukira chapadera chachitsulo chosapanga dzimbiri.Chotsukira mbale, ufa wochapira, sopo, mafuta, zowonda, ndi zina zotere sizingagwiritsidwe ntchito kuyeretsa, ndipo chitsulo cha kaboni sichingagwiritsidwe ntchito.Zida zoyeretsera, maburashi a waya, ndi zina zotero, kuteteza zitsulo za carbon kuti zisamangidwe pamwamba pa chitoliro chosapanga dzimbiri ndikuyambitsa dzimbiri.