Kamfanin Sinopec Great Wall Energy da Chemical Co ya fara sabon kamfanin vinyl acetate monomer (VAM) wanda aka fara a ranar 20 ga Agusta, 2014. Da yake birnin Yinchuan na kasar Sin, masana'antar tana da karfin samar da 450,000 mt a kowace shekara.A watan Oktobar 2013, babban kamfanin mai na Asiya Sinopec Corp ya lashe kimar farko ...
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