<div dir="ltr"><span style="font-size:14px">Zhuming,</span><br><div><span style="font-size:14px"><br></span></div><div>An easy way is to download a shapefile containing the country&#39;s state outlines.  Here is one possible source.  There are other sources:</div><div><br></div><div>    <a href="http://www.gadm.org">http://www.gadm.org</a></div><div><br></div><div>Then overlay the shape file onto your data plot.  Here is NCL documentation and examples for how to use shapefiles.  To simplify your own program, use the function gsn_add_shapefile_polylines if possible:</div><div><br></div><div>    <a href="http://www.ncl.ucar.edu/Applications/shapefiles.shtml">http://www.ncl.ucar.edu/Applications/shapefiles.shtml</a></div><div><br></div><div>--Dave</div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Jun 7, 2017 at 10:28 AM, Zhuming Ying <span dir="ltr">&lt;<a href="mailto:zhuming@ucar.edu" target="_blank">zhuming@ucar.edu</a>&gt;</span> wrote:</div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi, How could I  plot  Korea&#39;s map, including it&#39;s county? <div>From my attached fig, you can see detailed map of China, but only national boundary for Korea, </div><div>&quot;Korea:States&quot; is not working. <br></div><div><br></div><div>Thanks,</div><div>Zhuming</div><div><br></div><div><span class="gmail-m_-8465007384943617025gmail-s1">  res@</span><span class="gmail-m_-8465007384943617025gmail-s2">mpDataBaseVersion</span><span class="gmail-m_-8465007384943617025gmail-s1">     = </span><span class="gmail-m_-8465007384943617025gmail-s3">&quot;Ncarg4_1&quot;</span><br></div><div>
<p class="gmail-m_-8465007384943617025gmail-p2"><span class="gmail-m_-8465007384943617025gmail-s2">  res@</span><span class="gmail-m_-8465007384943617025gmail-s4">mpDataSetName</span><span class="gmail-m_-8465007384943617025gmail-s2">         = </span><span class="gmail-m_-8465007384943617025gmail-s3">&quot;Earth..4&quot;</span></p>
<p class="gmail-m_-8465007384943617025gmail-p3"><span class="gmail-m_-8465007384943617025gmail-s2">; res@mpOutlineBoundarySets = &quot;GeophysicalAndUSStates&quot;</span></p>
<p class="gmail-m_-8465007384943617025gmail-p1"><span class="gmail-m_-8465007384943617025gmail-s1">  res@</span><span class="gmail-m_-8465007384943617025gmail-s2">mpOutlineBoundarySets</span><span class="gmail-m_-8465007384943617025gmail-s1"> = </span><span class="gmail-m_-8465007384943617025gmail-s3">&quot;AllBoundaries&quot;</span></p>
<p class="gmail-m_-8465007384943617025gmail-p4"><span class="gmail-m_-8465007384943617025gmail-s1">  res@</span><span class="gmail-m_-8465007384943617025gmail-s4">mpOutlineSpecifiers</span><span class="gmail-m_-8465007384943617025gmail-s1"> = </span><span class="gmail-m_-8465007384943617025gmail-s5">(/</span><span class="gmail-m_-8465007384943617025gmail-s2">&quot;China:States&quot;</span><span class="gmail-m_-8465007384943617025gmail-s1">,</span><span class="gmail-m_-8465007384943617025gmail-s2">&quot;Taiwan&quot;</span><span class="gmail-m_-8465007384943617025gmail-s1">,</span><span class="gmail-m_-8465007384943617025gmail-s2">&quot;<wbr>Korea:States&quot;</span><span class="gmail-m_-8465007384943617025gmail-s5">/)</span></p>
<p class="gmail-m_-8465007384943617025gmail-p2"><span class="gmail-m_-8465007384943617025gmail-s2">  res@</span><span class="gmail-m_-8465007384943617025gmail-s4">mpOutlineOn</span><span class="gmail-m_-8465007384943617025gmail-s2">           = </span><span class="gmail-m_-8465007384943617025gmail-s3">True</span><span class="gmail-m_-8465007384943617025gmail-s2">                </span><span class="gmail-m_-8465007384943617025gmail-s6">; turn on map outline</span></p>
<p class="gmail-m_-8465007384943617025gmail-p2"><span class="gmail-m_-8465007384943617025gmail-s2">  res@</span><span class="gmail-m_-8465007384943617025gmail-s4">mpPerimOn</span><span class="gmail-m_-8465007384943617025gmail-s2">             = </span><span class="gmail-m_-8465007384943617025gmail-s3">True</span><span class="gmail-m_-8465007384943617025gmail-s2"> </span><span class="gmail-m_-8465007384943617025gmail-s6">; draw box around map</span></p>
<p class="gmail-m_-8465007384943617025gmail-p1"><span class="gmail-m_-8465007384943617025gmail-s1">  res@</span><span class="gmail-m_-8465007384943617025gmail-s2">mpPerimDrawOrder</span><span class="gmail-m_-8465007384943617025gmail-s1">      = </span><span class="gmail-m_-8465007384943617025gmail-s3">&quot;PostDraw&quot;</span></p>
<p class="gmail-m_-8465007384943617025gmail-p3"><span class="gmail-m_-8465007384943617025gmail-s1">  res@</span><span class="gmail-m_-8465007384943617025gmail-s4">mpGridLineDashPattern</span><span class="gmail-m_-8465007384943617025gmail-s1"> = </span><span class="gmail-m_-8465007384943617025gmail-s3">2</span><span class="gmail-m_-8465007384943617025gmail-s1"> </span><span class="gmail-m_-8465007384943617025gmail-s2">; lat/lon lines as dashed</span></p></div></div></blockquote></div></div></div>