<b>Chinese linguistic groups</b>, 1990. The map shows the distribution of linguistic groups in China according to the historical majority ethnic groups by region. Note this does not represent the current distribution due to age-long internal migration and assimilation.
U.S. Central Intelligence Agency
<ul><li>TIFF from <a rel="nofollow" class="external free" href="https://www.loc.gov/item/90686002/">https://www.loc.gov/item/90686002/</a></li>
<li>converted to JPG using GIMP 2.10</li>
<li>lossless crop using cPicture 3.8.2</li></ul>