It is reported, this new technology applies successfully already at and other places of Guangxi, Yunnan, Hunan at present 5 metallurgy enterprise, purity of accumulative total production is amounted to 99. The metallic indium of 99 ％ 128 tons, purity is 99. Of 999 ％ high pure indium １ . 5 tons, reclaim metallic zinc 7730 tons. Current, company of indium of China couplet zinc already used Yunnan copper course of study the product line that this technology construction produces per year indium of 60 tons of metals, be about to build the world's greatest metal indium to produce base.
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