diff --git a/dk.svg b/dk.svg
new file mode 100644
index 0000000..97bc9b4
--- /dev/null
+++ b/dk.svg
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   width="39.221409mm"
+   height="16.506041mm"
+   viewBox="0 0 39.221409 16.506041"
+   version="1.1"
+   id="svg125">
+  <defs
+     id="defs119" />
+  <metadata
+     id="metadata122">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     transform="translate(-282.77025,-170.15174)">
+    <path
+       id="path107"
+       style="fill:#000000;stroke:none;stroke-width:0.264583px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 303.40128,179.04155 h 10.90418 l 2.61459,2.43617 h 5.07161 v 5.18006 h -6.83422 l -5.97737,-5.91143 v 5.91143 h -5.77879 z m 0,-8.88981 h 5.77879 v 5.85887 l 6.1903,-5.85887 h 6.62129 v 5.05252 h -5.09815 l -2.61468,2.35647 h -10.87755 z m -20.63103,16.50604 h 14.81989 c 1.2484,0 3.23264,-1.61846 3.23264,-3.10106 v -7.04585 h -5.34727 v 4.97704 l -12.70526,0.0164 z m 0,-6.74556 h 4.46958 v -5.14065 h 13.58295 v -1.8156 c 0,-1.19834 -1.61357,-2.80423 -3.21423,-2.80423 h -14.8383 z" />
+  </g>
+</svg>
diff --git a/index.html b/index.html
index 3b8b618..0b234de 100644
--- a/index.html
+++ b/index.html
@@ -107,6 +107,10 @@
 			<td><img src="diotec.svg" width="50" alt="logo" /></td>
 			<td><a href="https://diotec.com/">Diotec</a></td>
 		</tr>
+		<tr>
+			<td><img src="dk.svg" width="50" alt="logo" /></td>
+			<td><a href="http://www.dkpower.cn/?p=/Do/area&lg=en">Dongke</a></td>
+		</tr>
 		<tr>
 			<td><img src="elmos.svg" width="50" alt="logo" /></td>
 			<td><a href="https://www.elmos.com/english.html">Elmos</a></td>