A <a href="https://en.wikipedia.org/wiki/thin_blue_line" class="extiw" title="w:thin blue line">thin blue line</a> flag for Republic of China.
<a href="//commons.wikimedia.org/wiki/User:Cookai1205" title="User:Cookai1205">Cookai1205</a>
2023-01-19
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Flag_of_the_Republic_of_China.svg" title="File:Flag of the Republic of China.svg">Flag of the Republic of China.svg</a>: <a href="//commons.wikimedia.org/wiki/File:Flag_of_the_Republic_of_China.svg" class="image"><img alt="Flag of the Republic of China.svg" src="https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/Flag_of_the_Republic_of_China.svg/22px-Flag_of_the_Republic_of_China.svg.png" decoding="async" width="22" height="15" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/Flag_of_the_Republic_of_China.svg/33px-Flag_of_the_Republic_of_China.svg.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/Flag_of_the_Republic_of_China.svg/44px-Flag_of_the_Republic_of_China.svg.png 2x" data-file-width="900" data-file-height="600"></a>