Participation in the Dos Amigos Copper-Gold Project in Chile through an Investment in Canada's Tintina Mines

Proactive Project Origination Through a Strategic Partnership with the G Mining Group NEW YORK, Aug. 28, 2026 /PRNewswire/ -- Sumitomo Corporation (Head Office: Chiyoda-ku, Tokyo; Representative Director, President and Chief Executive Officer: Shingo Ueno) has participated in the Dos...