Totally different plane.... sigh from engineering perspective, they are totally not the same. Slightly changes to the shape will totally change the way plane behavior. Not to say the rear wing of J20 can ROTATE.... tell me which plane the rear wing can rotate other than J20...
i understand the feeling some one do not willing to learn that China is becoming stronger and stronger. But please, if you do not know their strength, how are you going to suppress them or beat them??
