Beijing Huasheng Precious metal Materials Co., LTD., oo la aasaasay 2003, ayaa ku hawlanaa biraha non-ferrous (tungsten, molybdenum, tantalum, niobium, nickel, cobalt, ferroalloy iyo lacag) muddo dheer. Wax soo saarka ugu muhiimsan iyo processing: tungsten iyo molybdenum, tantalum iyo niobium prod ...
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