Kule veki, imarike yempahla ekrwada iye yaguquguquka, ixabiso le sulfur petroleum coke ephantsi libonise ukuhla, ixabiso langoku yi-6050-6700 yuan/toni, ixabiso le-oyile lamazwe ngamazwe liye lahla linyuka, imo yentengiso ye-wath-and-see yanyuka, yachaphazeleka. ngobhubhane, amanye amashishini olungiselelo kunye...
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