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... p> Zhang Yufang first reported the inspection status of the last batch of niobium-tantalum ore in Shagang Group to Zhao Guoyang.
"Mr. Zhao, according to the data inspected by Shagang Group, the batch of niobium and tantalum ore shipped by 'Sunmoonstar' company has an industrial grade index of (Ta, Nb) 205, 0.025-0.035%, which has greatly exceeded the regulations stipulated by our country. The minimum industrial product is used as an indicator, which belongs to high-quality ore.”
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