redesigned airframe what non sense ? Its still the flanker.I take the claim that 'MKI airframe can't even be upgraded' as a joke,as the MKI already features a redesigned airframe with canards.
'it uses more RAM then your MKI can ever use' another joke ?
'extensive use of composite materials ' LIKE all the skin is made of composites,huh.
So here is the claim-The upgrade by Russians (who developed the Su 27 into Su 37,Su 30 MKI & the Su 35 ) would be inferior to the upgrade by the Chinese,who reversed engineered the baseline Su 27...