Uchaly Mining and Metallurgical Combine (UMMC or UGOK , ) is a Russian metallurgical combine based in Uchaly, Bashkortostan. In 2016, UMMC incorporated Chelyabinsk Zinc Plant (CZP) and became the largest producer of zinc concentrate in Russia.
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External links Company website Bashkir enciklopedy web-site (in Bashkir) Махмудов Искандар. Президент Уральской горно-металлургической компании — «lenta.ru» сайты Башҡортостан Республикаһы Башлығы. Рәсми сайт (in Bashkir)