Y-20

China's first indigenous strategic airlifter — a four-engine heavy transport that closed the PLA's power-projection gap, and the platform for the YY-20 aerial tanker that now stretches Chinese combat radius far beyond the first island chain.

Overview

The Xi’an Y-20, named Kunpeng after the mythical bird that transforms from a fish into an immense winged creature, is a strategic four-engine turbofan transport aircraft developed for the People’s Liberation Army Air Force (PLAAF). It is the first heavy airlifter designed and manufactured entirely in China, delivering a payload capacity broadly comparable to the Russian Il-76 and approaching that of the American C-17 Globemaster III. Beyond its primary airlift role, the type has rapidly spawned a dedicated aerial tanker variant — the YY-20 — that has dramatically increased the reach of the PLAAF’s combat aircraft, including its H-6N strategic bombers and new-generation fighters.

Development

The Y-20 program was launched in the late 2000s as part of China’s push to achieve strategic self-sufficiency in military airlift, a domain that had long relied on a small fleet of imported Il-76s. Xi’an Aircraft Industrial Corporation (XAC), an AVIC subsidiary, led the design and production effort, with the airframe drawing on both domestic aerodynamic expertise and technical inputs from the Antonov Design Bureau, which had previously collaborated on China’s earlier transport projects. The Y-20 first flew on 26 January 2013 and was accepted into PLAAF service in 2016, according to Wikipedia. Initial production aircraft used Russian-supplied D-30KP-2 turbofans or their Chinese clone, the WS-18, which left the fleet partly dependent on foreign engine supply. To eliminate this bottleneck, AVIC developed the Shenyang WS-20, a large high-bypass turbofan designed specifically for the Y-20. The engine-upgraded Y-20B entered PLAAF service and made its public debut on 3 September 2025, as reported by the Global Times, marking the aircraft’s full propulsion independence.

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