There is place called "Patwatoli" in Gaya,Bihar. The village has got 100s of IITians, 99% of those IITians has child marriage. That means they were married when they joined IIT. The local community lives in 18th century mindset and punish who does not follow their custom of child marriage. So the child marriage is very well in everywhere in India including IITs where people from these village goes in.