Shenyang J-11B

The J-11B is the first of the Shenyang ‘Sino-Sukhoi’ family to have been developed independently without Russian assistance. The aircraft resembles the Su-27SK ‘Flanker-B’ in appearance and is also powered by two Russian AL-31F engines initially, but is equipped with Chinese avionics and weapons. A two-seat fighter trainer variant designated J-11BS has also been introduced, which appears to be a direct copy of the Su-27UBK ‘Flanker-C’.

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