I think this also holds for any other country as well. Say, if you go to India, you will see a vast disparity between Mumbai and some small remote town. In Mumb

I think this also holds for any other country as well. Say, if you go to India, you will see a vast disparity between Mumbai and some small remote town. In Mumbai/Delhi a mechanical machine would be used to mix the cement material for construction whereas in the remote cities you might see labours manually mix the contents of cement.