Dore Copper Mining Corp., formerly ChaiNode Opportunities Corp., is a Canada-based mineral exploration company. The Company is established as a copper-gold explorer and developer in the Chibougamau area of Quebec, Canada. The Company’s wholly owned subsidiary is CBAY Minerals Inc. The Company, through its subsidiary is engaged in the acquisition, exploration and evaluation of mineral properties and holds a 100% interest in the exploration-stage Corner Bay Project and the exploration-stage Cedar Bay Project, both located in the vicinity of Chibougamau, Quebec.