Hindustan Zinc (500188) Investor presentation summary

Dariba development

• Established in 1983, the complex includes Dariba Smelting Complex (DSC), RD Mine and Sindesar Khurd (SK) Mine.

• SK Mine was commissioned in 2006 and DSC in 2010.

• Early site constraints included inadequate water and electricity, barren land, poor infrastructure and connectivity, and a lack of skilled manpower.

Current operations and scale

• DSC benefits from nearby lead-zinc mines at SK and Rajpura Dariba, supporting complex self-sufficiency.

• SK and RD are described as among India's leading underground mines, with a focus on cost efficiency.

• Ore production is 7 MnT annually; resources and reserves are ~190 MnT post depletion.

• SK is the world's second-largest silver-producing mine and is described as one of the most digitally advanced mines globally.

• Smelting capacity is 240 KTPA for zinc and 120 KTPA for lead.