任职公司
公司： Nanning Qinglong Trading Co.,Ltd.
职位： Manager
简介：Main products: ferrous sulphate, manganese sulphate, manganese oxide, magnesium sulphate, magnesium oxide, ammonium sulphate, zinc sulphate, zinc oxide, zeolite and etc.
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采供：manganese oxide,28332910,MgO,MnSO4,ZnSO4
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