We have spoken of this for some years now...and now we are seeing it happen.
IMHO, it was inevitable. This bird is going to be, IMHO, a completely operational war fighter and not a traiing bird..
A two-seater can be set up to work several very complimentary missions to the J-15 air-superiority and attack role.
SEAD missions, Electronic Warfare, Heavy, long-range attack missions, etc.
It will indeed be a very neat thing to see the PLAN place a squadron of six or so of these aircraft on the Liaoning nd furutre carriers.