

As of 2015, it was the single largest investment in West Bengal till then. The modernisation and expansion programme of IISCO Steel Plant, in this constituency, was completed at a cost of over 16,000 crores. Moreover, as the Left still remained cornered in state politics, their neutralised voters are increasingly migrating to the BJP for a viable alternative." However, as the green surge swept Bengal to demolish the red bastion in 2011 Assembly elections. Before that it was a tale of fluctuating fortune for the CPI(M) and the Congress. Asansol has seen, it writes, "a sustained hold over it by the CPI(M) since 1984 (1989?). The United News of India (UNI) has been candid about the second largest city and urban agglomeration in West Bengal after Kolkata that is a hub of coal mining and railway activity bordering Jharkhand. The Statesman has put the proportion of non-Bengali voters in the constituency at 36%. On the eve of 2014 elections, The Statesman described the constituency as follows: "The Asansol Lok Sabha constituency is conspicuous by its mixed population - coal mine workers, factory workers, coal mafia, scrap dealers, minority population and a large section of Hindi speaking population." The New Indian Express said that the constituency was dotted with coal mines and 50% of the electorate was Hindi speaking.

Parliamentary constituencies in West Bengal - 1.
