Flag of the <a href="https://en.wikipedia.org/wiki/Jiangxi-Fujian_Soviet" class="extiw" title="en:Jiangxi-Fujian Soviet">Soviet Republic of China</a> (1931-1934)
see also <a rel="nofollow" class="external autonumber" href="http://www.crwflags.com/fotw/flags/cn-csr.html">[1]</a>
<a href="//commons.wikimedia.org/wiki/User:Ske" title="User:Ske">user:Ske</a>
<span class="int-own-work" lang="en">Own work</span>