Lithium compound: +86-18868426353
Electrolytic copper compound: +86-15870998131
Nickel sulfate compound: +86-15870998131
Tin soot compound: +86-15870998131
Metal business: +86-15870998131
Nonferrous metals and rare metals: +86-15970374446 +86-18970363333
Hazardous waste procurement: +86-13896169116
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