NMDC Limited is an Indian iron ore producer. The company is involved in the exploration of several minerals such as copper, rock phosphate, limestone, magnesite, diamonds, tungsten and beach sand. The company's segments include iron ore and pellets, other minerals and services. The company owns and operates mechanised iron ore mines in Chhattisgarh and Karnataka. The company also has a mechanised diamond mine in Panna, Madhya Pradesh. The company produces more than 40 million tonnes per annum (MTPA) of iron ore from its iron production units such as the Bailadila sector in Chhattisgarh and Donimalai in Bellary-Hospet region in Karnataka. The company's subsidiaries include Legacy Iron Ore Limited, J and K Mineral Development Corporation Limited, NMDC Power Limited, Karnataka Vijaynagar Steel Limited, Jharkhand Kolhan Steel Limited, NMDC SARL and NMDC CSR Foundation.