diff --git a/README.md b/README.md
index 39852a2e..063db8ee 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,20 @@
         background: #f9f9f9;
       ">
       <img src="readme/sponsors/mdy-banner.png" alt="go-view" style="width: 270px;" width="270px"/>
-    </a>  
+    </a>
+    <br/>
+    <br/>
+    <a
+      href="https://iotdoc.sagoo.cn/"
+      target="_blank"
+      style="
+        padding: 10px 20px;
+        display: inline-block;
+        border-radius: 10px;
+        background: #f9f9f9;
+      ">
+      <img src="readme/sponsors/shaguo-banner.png" alt="go-view" style="width: 270px;" width="270px"/>
+    </a>
   </div>
 </div>
 
diff --git a/readme/sponsors/ccflow-banner.png b/readme/sponsors/ccflow-banner.png
index 7f537a70..6849c7c6 100644
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diff --git a/readme/sponsors/mdy-banner.png b/readme/sponsors/mdy-banner.png
index d9a55d1d..d594fbaa 100644
Binary files a/readme/sponsors/mdy-banner.png and b/readme/sponsors/mdy-banner.png differ
diff --git a/readme/sponsors/qyy-banner.png b/readme/sponsors/qyy-banner.png
index 04e4fefe..f2d37657 100644
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diff --git a/readme/sponsors/shaguo-banner.png b/readme/sponsors/shaguo-banner.png
new file mode 100644
index 00000000..08465235
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diff --git a/readme/sponsors/zyplayer-banner.png b/readme/sponsors/zyplayer-banner.png
index 40dcf2a4..bfc0ff8c 100644
Binary files a/readme/sponsors/zyplayer-banner.png and b/readme/sponsors/zyplayer-banner.png differ