Roundel of People's Liberation Army Air Force, 1946-1949. Source: <a rel="nofollow" class="external autonumber" href="http://www.afwing.com/aircraft/china-aircraft-insignia_2.html">[1]</a>
<a href="//commons.wikimedia.org/wiki/User:Ericmetro" title="User:Ericmetro">Ericmetro</a>
<span class="int-own-work" lang="en">Own work</span>