Pa Seputembara 22, 2020, mamduh Salman, Nduna ya Zamalonda ku ofesi ya kazembe wa Egypt ku China, ndi gulu lake adayendera China Stone Association ndikukambirana ndi Chen Guoqing, Purezidenti wa China Stone Association, ndi Qi Zigang, wachiwiri kwa purezidenti komanso Secretary General wa China. Stone Association.The twi...
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