Sukhoi Su-27UBK Flanker "Black 28", Suixi Airbase, China 2002 (1:72)

The Su-27UBK ("K" for "Kommercial"), the Su-27UB export version with modified on-board equipment, is in service with the Air Forces in China, Vietnam, Ethiopia. The Chinese People's Liberation Army Air Force (PLAAF) has acquired three batches, totaling 76, of Su-27 fighters from Russia since 1992. Two variants are currently serving with the PLAAF: the single-seat Su-27SK fighter manufactured by KnAAPO at Komsomolsk-na-Amur and the two-seat Su-27UBK fighter-trainer manufactured by IAPO at Irkusk.