China, a country with the biggest industrial GDP (ie not services or agriculture), spent 15 years on R&D to deliver so far only 4 airframes of an airliner that

China, a country with the biggest industrial GDP (ie not services or agriculture), spent 15 years on R&D to deliver so far only 4 airframes of an airliner that is technically behind comparable Boeing and Airbus airliners. So not really a contradiction unless you are reading it too literally.