Jinchuan Group International Resources Co. Ltd is an investment holding company engaged in mining operations in Hong Kong, the Democratic Republic of the Congo, and Switzerland. It operates through two segments: Mining Operations and Trading of Mineral and Metal Products. Its mining assets include the Ruashi and Musonoi copper-cobalt mines and the Kinsenda copper mine in the Democratic Republic of the Congo, as well as interests in the Chibuluma South copper mine in Zambia and the Lubembe project in the Democratic Republic of the Congo. The company also trades in minerals and metal products. Formerly known as Macau Investment Holdings Limited, it changed its name to Jinchuan Group International Resources Co. Ltd in February 2011. Incorporated in 2001, it is headquartered in Admiralty, Hong Kong.