India will continue to have edge over China in aircraft carriers. In a recent interview, Indian navy chief stated that as long as the the capability induction plans fructify, India will continue to have edge over China. That was a lot confidence. Indian navy is currently operating one AC "INS Vikramaditya" with 45,400 ton displacement and PLAN operates one AC "Liaoning" with 65,000 displacement and another is undergoing sea trial, another one is under construction. India is, according to Indian navy chief , doing capability assessment for building IAC-2 and IAC-1 is expected to start its sea trial in 2020.
. So the way India knows about Chinese capability, the chinese know about India's as well.