That's because SV outsources their development work there, artificially inflating prices. In reality, India has a 'tech industry' in the same sense that Africa has an 'AI industry' - there is industry and it is vaguely related to AI, but tagging images does not an 'AI industry' make.
If there is development work happening, then there is a tech industry. Perhaps you may consider a tech industry to only exist if it is spawning a million startups a day but that is not a view shared by the rest of the world. See: http://elitebusinessmagazine.co.uk/global/item/how-the-tech-...
