Ibaruwa yo kongera ibiciro mu Kuboza yageze bitinze Mu myaka yashize, ibiciro bya peteroli, gaze n’ingufu byazamutse, bituma ibiciro by’ibikoresho fatizo, ubwikorezi n’ibiciro by’umurimo, kandi bizana igitutu gikomeye ku masosiyete akora imiti.Amasosiyete ya plastike arimo Sumitomo Bakaki, Sumitomo Chemical ...
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