guangdong zhenrong energy co.,ltd -

guangdong zhenrong energy co.,ltd

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buy copper/zinc/lead ore
Specification: copper/zinc/lead ore
Detail: Here's our requirement list as following: Copper concentrate Cu>20% Zinc concentrate Zn>50% Lead concentrate Pb>60% As a state-owned co***ny,we have many channels and advantages on importing above non-ferrous metals min...


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