Amakuru yinganda
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Impinduka nini zizabera mubikorwa bya piramide yinganda ya pp
Ubushinwa nigihugu kinini mu gukora no gukoresha umufuka wa plastiki. Hariho benshi mubitabiriye isoko rya PP. Inganda ziriho zerekana uburyo bwinganda za piramide: abatanga isoko nyamukuru yo hejuru, PetroChina, Sinopec, Shenhua, nibindi, bisaba abakiriya kugura imifuka ya sima a ...Soma byinshi