O le au gaosi ferrosilicon pito i luga e aofia ai Xijin Mining ma Metallurgy, Wuhai Junzheng, Sanyuan Zhongtai, Tengda Northwest, Yinhe Smelting, ma QinghaiHuadian.1.Xijin Mining and Metallurgy Ordos Xijin Mining and Metallurgy Co., Ltd. na faamauina ma faavaeina i le ...
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