Abavelisi bemibhobho yeCarbon Steel yaseTshayina, ababoneleli, abaThumeli bangaphandle kunye nabathengisa izinto ezithengiswayo - iHunan Great Steel Pipe Co., Ltd IHunan Great Steel Pipe Co., Ltd yenye yaBavelisi abakhulu beCarbon Steel Pipe eTshayina.Sibe yinxalenye ebalulekileyo yokukhula kunye nophuhliso lwemarike yaseTshayina kwaye sifanelekile...
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