A report says, Chiefs of top mining companiesworldwide are bullish about demand from China and India, which is expected to boost global commodities market worldwide. Global consultancy PwC in its latest report on mining industry has also said that India would require huge increases in coal import to meet its growing power generation and for industrial needs. It noted mining CEOs remain bullish about demand from emerging economies, led by China and India, which are anticipated to continue to drive demand for commodities. The report is based on an analysis of top 40 mining companies globally — based on their respective market capitalisation. It includes future perspectives from CEOs of a number of the top 40 entities.