diff --git a/web/index.html b/web/index.html
index 3ee4582a..7b072245 100644
--- a/web/index.html
+++ b/web/index.html
@@ -3,6 +3,8 @@
   <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+    <link rel="alternate icon" href="/favicon.ico" />
     <title>水木东方 · 医疗器械现代 AI 协同工作台</title>
     <link rel="preconnect" href="https://fonts.googleapis.com" />
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
diff --git a/web/public/favicon.ico b/web/public/favicon.ico
new file mode 100644
index 00000000..68c83a9d
Binary files /dev/null and b/web/public/favicon.ico differ
diff --git a/web/public/favicon.png b/web/public/favicon.png
new file mode 100644
index 00000000..68c83a9d
Binary files /dev/null and b/web/public/favicon.png differ
diff --git a/web/public/favicon.svg b/web/public/favicon.svg
new file mode 100644
index 00000000..fcf7f41a
--- /dev/null
+++ b/web/public/favicon.svg
@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" role="img" aria-label="4(�">
+  <rect width="32" height="32" rx="6" fill="#0ea5e9"/>
+  <path fill="#fff" d="M8 22V10h4.2c2.8 0 4.6 1.5 4.6 3.9 0 1.6-.8 2.8-2.1 3.4L18 22h-3.4l-2.8-3.8H11.2V22H8zm3.2-6.6h1c1.1 0 1.7-.5 1.7-1.3s-.6-1.3-1.7-1.3h-1v2.6zM19.5 22l5-12h3.4l-5 12h-3.4z"/>
+</svg>