Xi'an Xinheng Rare Metal Co.£¬Ltd was established in 2001, mainly based on the processing of molybdenum, tungsten, tantalum, niobium, zirconium, and other rare metals .It is an integrated rare metals co***ny taking research, production and trade as one. Our co***ny is headquartered in the ancient capital of Xi'an, and business is throughout all over the country, nei***oring countries ,as well as the European and American developed areas”£...