Amalungu e-Chemdo Brainstoring oda ngezinkinga ze-PVC !

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Okwedlule: Umnyango wezokuthengisa wakwaChemdo uxoxa ngemibono ukuze uxazulule ama-oda ezinkinga zakamuva!

Olandelayo: Iyini i-PVC Resin?

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