Hindustan Zinc

It runs an integrated operation in northwest India, from underground lead-zinc mines such as Rampura Agucha, Sindesar Khurd and Zawar to hydrometallurgical zinc smelters, lead smelters and captive power plants. The company reports about 74% of India's primary zinc market, 1.144 million tonnes of total metal production capacity and 800 tonnes a year of silver capacity, and describes itself as the world's largest integrated zinc producer. It has operated for more than 60 years.

The 2025 Battery Report lists Hindustan Zinc in the Asia-Pacific supply chain for zinc batteries, among electrode material suppliers.