 | Chugai Mining Co., Ltd. - Active in precious metal refining, recycling, collecting and processing of gold and silver. Provides company profile, departments, investor relations, news, and affiliated companies. Based in Chiyoda-ku, Tokyo.
|  | Dowa Mining Co., Ltd. - Active in nonferrous metal smelting and refining, metal production and fabrication, heat treatment, industrial waste-treatment, soil remediation, and scrap metal recycling.
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