Chitoliro cha SSAW- spiral seam welded steel welded Chitoliro: SSAW chitoliro ndi chitoliro chachitsulo chozungulira, SSAW chitoliro chili ndi zabwino zake zotsika mtengo zopangira, kupanga bwino kwambiri, kugwiritsa ntchito mosiyanasiyana, kulimba kwamphamvu komanso kuteteza chilengedwe, ...
Werengani zambiri