Hindustan Copper Limited has announced the successful commencement of underground mining operations at its Kendadih Copper Mine, located in Ghatshila, Jharkhand. This development follows up on a previous communication dated October 4, 2025. The operations officially began on January 15, 2026. This information is provided in compliance with Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.