Chinese carrier seen with J-15 Flanker copy onboard

Whatever the case, the Chinese are clearly making progress with developing their naval aviation capabilities. It's also a safe bet that the J-15, having been reverse-engineered decades after its progenitor, is probably fitted with better avionics than the Su-33s that are in service with the Russian fleet.

http://www.flightglobal.com/blogs/the-dewline/2012/08/chinese-carrier-seen-with-j-15.html