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Top 10 mining companies in the worldmining global sep 13, 2018 with a market capitalisation of 24.62bn as of 2017, coal india is a statecontrolled enterprise headquartered in west bengal, india.The company is the worlds largest producer of coal and contributes about 82 of.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.