1) Na February 24, 2022, esemokwu Russia-Ukraine malitere.Kwalite ego ike, ọnụ ahịa mmanụ crude, otu ugboro mere CFR Northeast Asia ọnụ ahịa ethylene ruru ihe karịrị $ 1300 / ton, ebe ọ na-esighi ike, ọnụ ahịa ethylene dara ngwa ngwa, na-eme vinyl dị ka raw mater.
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