It takes on an avg 9000 city busters to dent 20 percent of indias infrastructure.Your whole nuke arsenal is not even sufficient to nuke even mumbai neither you have money to sustain such an arsenal nor r&d nor the raw materials
I don't see the Chinese able to do WZC again now.Nor the IA is that stupid.One of the bad effect of the 1962 war is the average indian will never trust the mainland chinese again