Chalco to Invest $1B in Guinea Alumina Refinery, Bolstering Supply Chain Integration

Published: May 22, 2026 18:39

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[SMM Aluminum Express News] Aluminum Corporation of China (Chalco) will invest approximately US$1 billion to build a 1.2 Mtpa alumina refinery in Guinea, strengthening upstream bauxite-to-alumina integration amid tightening global aluminum supply chains. The project includes supporting port infrastructure, while the Guinean government retains the option to acquire up to a 35% equity stake in the development.

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