Hindustan Zinc will invest ₹40,000-50,000 crore in the next five years. This will double refined metal capacity and ore production. Metal reserves will more than triple. The company has approved new projects costing nearly ₹17,000 crore. This expansion aims to boost production and secure long-term mining operations.

Hindustan Zinc plans to double its metal capacity and revenue, focusing on critical minerals for India's resource security.

Hindustan Zinc will invest ₹40,000-50,000 crore in the next five years. This will double refined metal capacity and ore production. Metal reserves will more than triple. The…