And aside from the Americans and the Russians who else is doing that ?
Many nations are making aircraft these days, if you only focus in one or two you might get the impression a few aircraft makers are in the planet, that is not accurate, any aircraft, is build by hundreds of medium size companies and many many small companies.
The J-11 for example you might think is domestic, but that is difficult to ascertain, first because some technologies it uses might come from foreign sources but they have just been indigenized and the final product only bears one or two names.
To put it simple just looking at the air frame, you know the Jet is a Flanker.
Of course China is trying to indiginize most of its programs and due to its large economy has many programs, but as far to say Europe is not in the race, well, is not the most accurate way to say it, in the world there are several aerospace centers, China is one, Russia, Japan, Europe, the USA, India, Brazil, Canada are others.
China is a major center, but i do not think is unique, but one between many, everything will depend in what projects and what it makes