I-5 izitya ezinkulu ze-polyvinyl chloride (PVC) zithunyelwa! I-Aojin Chemical ibonelela nge-PVC, kubandakanywa imodeli SG3, SG5, SG8 Njengenye yeeplastiki ezizintlanu ezinkulu zenjongo jikelele, i-polyvinyl chloride (i-PVC) isetyenziswa ngokubanzi kwiinkalo ezininzi ezifana nokwakhiwa, ukupakishwa, imfuneko yemihla ngemihla...
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