> maoists are bunch of thugs living in forests doing contract killings in their free time. They claim to fight for poor, but they oppose anything that bring out poor tribal people out of their poverty.

This is a familiar dynamic, seen also with the Shining Path violence in Peru. A very well-regarded book, "The Other Path" was written by a Peruvian economist to refute the common radical narratives and lay down a pathway for development that actually provides wider benefits for the population.