Ej Atlas
WEBAug 16, 2023 · Dhanbad city is called the coal capital of India and it consists of some of the largest coal mines in India. It has a mining history of around 200 years. ... and Indian Iron And Steel Company (IISCO) are some of the major companies that are involved in mining at Dhanbad distrct. The coal mines were nationalized in 1971, and a majority of the ...