diff --git a/config/config.ts b/config/config.ts
index 5ae38c0c..9c7cca27 100644
--- a/config/config.ts
+++ b/config/config.ts
@@ -1,10 +1,10 @@
 export default {
   logo: '/favicon.ico', // 浏览器标签页logo
-  title: 'Jetlinks', // 浏览器标签页title
+  title: '德润物联网平台', // 浏览器标签页title
   layout: {
-    title: '物联网平台', // 平台title
+    title: '德润物联网平台', // 平台title
     logo: '/logo.png', // 平台logo
     mode: 'inline',
-    theme: 'light', // 'dark' 'light'
+    theme: 'dark', // 'dark' 'light'
   }
 }
diff --git a/public/favicon.ico b/public/favicon.ico
index 36c0e7ca..61141ad2 100644
Binary files a/public/favicon.ico and b/public/favicon.ico differ
diff --git a/public/icons/icon-128x128.png b/public/icons/icon-128x128.png
index 9d61cc4e..98c6532f 100644
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diff --git a/public/icons/icon-192x192.png b/public/icons/icon-192x192.png
index 52f494fd..8b92a340 100644
Binary files a/public/icons/icon-192x192.png and b/public/icons/icon-192x192.png differ
diff --git a/public/icons/icon-512x512.png b/public/icons/icon-512x512.png
index 66295185..3c86e09b 100644
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diff --git a/public/images/favicon.ico b/public/images/favicon.ico
index 36c0e7ca..61141ad2 100644
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diff --git a/public/images/logo.png b/public/images/logo.png
index 66295185..0b4d2f41 100644
Binary files a/public/images/logo.png and b/public/images/logo.png differ
diff --git a/public/logo.png b/public/logo.png
index 66295185..0b4d2f41 100644
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