(Sumitomo Kinzoku Kōgyō KK), and Sumitomo Light Metal Industries, Ltd. (Sumitomo Keikinzoku Kōgyō KK)—emerged from the first mining and smelting operation established in the late 16th century. Sumitomo Metal Mining, the descendent of the original company, was established in 1950. In addition to its primary interests in the mining, smelting,…
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