diff --git a/package.json b/package.json
index 7edf25c..c1cc588 100644
--- a/package.json
+++ b/package.json
@@ -34,6 +34,7 @@
     "sm-crypto": "^0.4.0",
     "vue": "^3.5.13",
     "vue-i18n": "^11.4.2",
+    "vue-pdf-embed": "^2.1.6",
     "vue-router": "^4.3.2",
     "vue3-clipboard": "^1.0.0",
     "vuex": "^4.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index fe5d563..c3707ae 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -4,11 +4,6 @@ settings:
   autoInstallPeers: true
   excludeLinksFromLockfile: false
 
-patchedDependencies:
-  '@smallwei/avue':
-    hash: 5ba15ad41b2c301250bf24adf39da2ed526b8375143da2c5a495361b29e862db
-    path: patches/@smallwei__avue.patch
-
 importers:
 
   .:
@@ -33,7 +28,7 @@ importers:
         version: 1.7.0
       '@smallwei/avue':
         specifier: ~3.9.2
-        version: 3.9.2(patch_hash=5ba15ad41b2c301250bf24adf39da2ed526b8375143da2c5a495361b29e862db)(@element-plus/icons-vue@2.3.2(vue@3.5.34))(element-plus@2.14.2(vue@3.5.34))(vue@3.5.34)
+        version: 3.9.2(@element-plus/icons-vue@2.3.2(vue@3.5.34))(element-plus@2.14.2(vue@3.5.34))(vue@3.5.34)
       animate.css:
         specifier: ^4.1.1
         version: 4.1.1
@@ -88,6 +83,9 @@ importers:
       vue-i18n:
         specifier: ^11.4.2
         version: 11.4.2(vue@3.5.34)
+      vue-pdf-embed:
+        specifier: ^2.1.6
+        version: 2.1.6(vue@3.5.34)
       vue-router:
         specifier: ^4.3.2
         version: 4.6.4(vue@3.5.34)
@@ -1791,6 +1789,10 @@ packages:
     resolution: {integrity: sha512-o8MolyzirkkLrcdsae/HEOiIcXWI7DS5zGpvqW8xTC2YUsW30rltFw2bDGvw/fskUdEMrQm2br68jzDS5BH2vw==}
     engines: {node: '>=22.13.0 || >=24'}
 
+  pdfjs-dist@6.2.108:
+    resolution: {integrity: sha512-YxFb+SQcodN2rnX9Tn3dHYlqfb7NjlzzfONPpJd+AKoKtUjEdevTfbC07d5TcczzOK6261auRkP/M8OBHs9vFQ==}
+    engines: {node: '>=22.13.0 || >=24'}
+
   picocolors@1.1.1:
     resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
 
@@ -2123,6 +2125,11 @@ packages:
     peerDependencies:
       vue: ^3.0.0
 
+  vue-pdf-embed@2.1.6:
+    resolution: {integrity: sha512-cNmclL9jGuRIqgm13fx/3ZZd1nW/Nn0zXfQUo/yd8AQU9GTFLLYRgFc5HM41v1+bMoj1wW59mZoB/cNQx8Y2Rw==}
+    peerDependencies:
+      vue: ^3.3.0
+
   vue-router@4.6.4:
     resolution: {integrity: sha512-Hz9q5sa33Yhduglwz6g9skT8OBPii+4bFn88w6J+J4MfEo4KRRpmiNG/hHHkdbRFlLBOqxN8y8gf2Fb0MTUgVg==}
     peerDependencies:
@@ -2641,7 +2648,7 @@ snapshots:
       countup.js: 2.10.0
       signature_pad: 5.1.3
 
-  '@smallwei/avue@3.9.2(patch_hash=5ba15ad41b2c301250bf24adf39da2ed526b8375143da2c5a495361b29e862db)(@element-plus/icons-vue@2.3.2(vue@3.5.34))(element-plus@2.14.2(vue@3.5.34))(vue@3.5.34)':
+  '@smallwei/avue@3.9.2(@element-plus/icons-vue@2.3.2(vue@3.5.34))(element-plus@2.14.2(vue@3.5.34))(vue@3.5.34)':
     dependencies:
       '@element-plus/icons-vue': 2.3.2(vue@3.5.34)
       axios: 0.21.4
@@ -2780,30 +2787,30 @@ snapshots:
     dependencies:
       vue: 3.5.34
 
-  '@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@3.0.0)(lodash.throttle@4.1.1)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)':
     dependencies:
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
-      dom7: 4.0.6
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
+      dom7: 3.0.0
       is-url: 1.2.4
       lodash.throttle: 4.1.1
-      nanoid: 5.1.11
-      slate: 0.123.0
+      nanoid: 3.3.12
+      slate: 0.72.8
       snabbdom: 3.6.3
 
-  '@wangeditor-next/code-highlight@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/code-highlight@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)':
     dependencies:
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
       dom7: 4.0.6
       prismjs: 1.30.0
       slate: 0.123.0
       snabbdom: 3.6.3
 
-  '@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)':
     dependencies:
       '@types/event-emitter': 0.3.5
       '@uppy/core': 2.3.4
       '@uppy/xhr-upload': 2.1.3(@uppy/core@2.3.4)
-      dom7: 4.0.6
+      dom7: 3.0.0
       event-emitter: 0.3.5
       html-void-elements: 3.0.0
       i18next: 23.16.8
@@ -2814,9 +2821,9 @@ snapshots:
       lodash.foreach: 4.5.0
       lodash.throttle: 4.1.1
       lodash.toarray: 4.4.0
-      nanoid: 5.1.11
+      nanoid: 3.3.12
       scroll-into-view-if-needed: 3.1.0
-      slate: 0.123.0
+      slate: 0.72.8
       slate-history: 0.115.0(slate@0.123.0)
       snabbdom: 3.6.3
 
@@ -2824,13 +2831,13 @@ snapshots:
     dependencies:
       '@uppy/core': 2.3.4
       '@uppy/xhr-upload': 2.1.3(@uppy/core@2.3.4)
-      '@wangeditor-next/basic-modules': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/code-highlight': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/list-module': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/table-module': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.debounce@4.0.8)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/upload-image-module': 2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@3.0.0)(lodash.throttle@4.1.1)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.foreach@4.5.0)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/video-module': 2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/basic-modules': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@3.0.0)(lodash.throttle@4.1.1)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
+      '@wangeditor-next/code-highlight': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
+      '@wangeditor-next/list-module': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/table-module': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.debounce@4.0.8)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/upload-image-module': 2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.foreach@4.5.0)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/video-module': 2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
       dom7: 4.0.6
       is-hotkey: 0.2.0
       lodash.camelcase: 4.3.0
@@ -2843,16 +2850,16 @@ snapshots:
       slate: 0.123.0
       snabbdom: 3.6.3
 
-  '@wangeditor-next/list-module@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/list-module@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(slate@0.123.0)(snabbdom@3.6.3)':
     dependencies:
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
       dom7: 4.0.6
       slate: 0.123.0
       snabbdom: 3.6.3
 
-  '@wangeditor-next/table-module@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.debounce@4.0.8)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/table-module@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.debounce@4.0.8)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
     dependencies:
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
       dom7: 4.0.6
       lodash.debounce: 4.0.8
       lodash.throttle: 4.1.1
@@ -2860,22 +2867,22 @@ snapshots:
       slate: 0.123.0
       snabbdom: 3.6.3
 
-  '@wangeditor-next/upload-image-module@2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@3.0.0)(lodash.throttle@4.1.1)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.foreach@4.5.0)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/upload-image-module@2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/basic-modules@2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.foreach@4.5.0)(slate@0.123.0)(snabbdom@3.6.3)':
     dependencies:
       '@uppy/core': 2.3.4
       '@uppy/xhr-upload': 2.1.3(@uppy/core@2.3.4)
-      '@wangeditor-next/basic-modules': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(lodash.throttle@4.1.1)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/basic-modules': 2.0.0(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@3.0.0)(lodash.throttle@4.1.1)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
       dom7: 4.0.6
       lodash.foreach: 4.5.0
       slate: 0.123.0
       snabbdom: 3.6.3
 
-  '@wangeditor-next/video-module@2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3))(dom7@4.0.6)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
+  '@wangeditor-next/video-module@2.0.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(@wangeditor-next/core@1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3))(dom7@4.0.6)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)':
     dependencies:
       '@uppy/core': 2.3.4
       '@uppy/xhr-upload': 2.1.3(@uppy/core@2.3.4)
-      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@4.0.6)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@5.1.11)(slate@0.123.0)(snabbdom@3.6.3)
+      '@wangeditor-next/core': 1.8.0(@uppy/core@2.3.4)(@uppy/xhr-upload@2.1.3(@uppy/core@2.3.4))(dom7@3.0.0)(is-hotkey@0.2.0)(lodash.camelcase@4.3.0)(lodash.clonedeep@4.5.0)(lodash.debounce@4.0.8)(lodash.foreach@4.5.0)(lodash.throttle@4.1.1)(lodash.toarray@4.4.0)(nanoid@3.3.12)(slate@0.72.8)(snabbdom@3.6.3)
       dom7: 4.0.6
       nanoid: 5.1.11
       slate: 0.123.0
@@ -3822,6 +3829,10 @@ snapshots:
     optionalDependencies:
       '@napi-rs/canvas': 1.0.2
 
+  pdfjs-dist@6.2.108:
+    optionalDependencies:
+      '@napi-rs/canvas': 1.0.2
+
   picocolors@1.1.1: {}
 
   picomatch@2.3.2: {}
@@ -4171,6 +4182,11 @@ snapshots:
       '@vue/devtools-api': 6.6.4
       vue: 3.5.34
 
+  vue-pdf-embed@2.1.6(vue@3.5.34):
+    dependencies:
+      pdfjs-dist: 6.2.108
+      vue: 3.5.34
+
   vue-router@4.6.4(vue@3.5.34):
     dependencies:
       '@vue/devtools-api': 6.6.4
diff --git a/src/views/business/contract-manage.vue b/src/views/business/contract-manage.vue
index 51b3cb0..8f6f8fb 100644
--- a/src/views/business/contract-manage.vue
+++ b/src/views/business/contract-manage.vue
@@ -424,7 +424,7 @@
           <el-table :data="paymentRatioRows" border>
             <el-table-column type="index" label="序号" width="80" align="center" />
             <el-table-column prop="paymentTerm" label="付款笔数" min-width="180" align="center" />
-            <el-table-column label="付款比例上限" min-width="220" align="center">
+            <el-table-column label="付款比例上限（%）" min-width="220" align="center">
               <template #default="{ row }">
                 <el-input
                   v-model="row.ratioLimit"
@@ -541,8 +541,17 @@
       width="90%"
       top="4vh"
     >
+      <pdf-preview
+        v-if="
+          attachmentDocumentPreviewVisible &&
+          attachmentPreviewFile.url &&
+          attachmentPreviewFile.isPdf
+        "
+        :source="attachmentPreviewFile.url"
+        @error="handleAttachmentPreviewError"
+      />
       <open-file-viewer
-        v-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
+        v-else-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
         :file="attachmentPreviewFile.url"
         :file-name="attachmentPreviewFile.name"
         :mime-type="attachmentPreviewFile.mimeType"
@@ -706,7 +715,7 @@
           <el-table :data="detailPaymentRatioRows" border>
             <el-table-column type="index" label="序号" width="80" align="center" />
             <el-table-column prop="paymentTerm" label="付款笔数" min-width="180" align="center" />
-            <el-table-column label="付款比例上限" min-width="220" align="center">
+            <el-table-column label="付款比例上限（%）" min-width="220" align="center">
               <template #default="{ row }">{{
                 detailObjectUnitValue(row, 'ratioLimit', '%')
               }}</template>
@@ -791,15 +800,10 @@ import { config, option } from '@/option/business/contract-manage';
 import { getToken } from '@/utils/auth';
 import { downloadFileByUrl, downloadXls } from '@/utils/util';
 import BillingPlanEditor from './components/billing-plan-editor.vue';
+import PdfPreview from '@/components/pdf-preview/main.vue';
 import { ElImageViewer } from 'element-plus';
 import { OpenFileViewer } from '@open-file-viewer/vue';
-import {
-  fallbackPlugin,
-  imagePlugin,
-  officePlugin,
-  pdfPlugin,
-  textPlugin,
-} from '@open-file-viewer/core';
+import { fallbackPlugin, imagePlugin, officePlugin, textPlugin } from '@open-file-viewer/core';
 import '@open-file-viewer/core/style.css';
 import pdfWorkerSrc from 'pdfjs-dist/build/pdf.worker.mjs?url';
 
@@ -879,6 +883,10 @@ const attachmentExtension = row => {
 };
 const isAttachmentImage = row =>
   ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp'].includes(attachmentExtension(row));
+const isAttachmentPdf = row => {
+  const mimeType = String(row.mimeType || row.contentType || '').toLowerCase();
+  return mimeType.includes('application/pdf') || attachmentExtension(row) === 'pdf';
+};
 const attachmentFileTypes = [
   'pdf',
   'bmp',
@@ -897,7 +905,6 @@ const attachmentFileTypes = [
 ];
 const attachmentViewerPlugins = [
   imagePlugin(),
-  pdfPlugin({ workerSrc: pdfWorkerSrc, useFetchData: true }),
   officePlugin({ pdf: { workerSrc: pdfWorkerSrc, useFetchData: true } }),
   textPlugin(),
   fallbackPlugin(),
@@ -1090,7 +1097,7 @@ const AttachmentSection = defineComponent({
 
 export default {
   name: 'ContractManage',
-  components: { AttachmentSection, BillingPlanEditor, ElImageViewer, OpenFileViewer },
+  components: { AttachmentSection, BillingPlanEditor, ElImageViewer, OpenFileViewer, PdfPreview },
   data() {
     return {
       api,
@@ -1757,10 +1764,12 @@ export default {
         this.attachmentImagePreviewVisible = true;
         return;
       }
+      const isPdf = isAttachmentPdf(row);
       this.attachmentPreviewFile = {
         name: attachmentName(row),
         url,
-        mimeType: row.mimeType || row.contentType || '',
+        mimeType: isPdf ? 'application/pdf' : row.mimeType || row.contentType || '',
+        isPdf,
       };
       this.attachmentDocumentPreviewVisible = true;
     },
diff --git a/src/views/business/project-apply.vue b/src/views/business/project-apply.vue
index 75703cb..df0d3d4 100644
--- a/src/views/business/project-apply.vue
+++ b/src/views/business/project-apply.vue
@@ -660,8 +660,17 @@
       top="4vh"
       class="project-apply-form__attachment-viewer-dialog"
     >
+      <pdf-preview
+        v-if="
+          attachmentDocumentPreviewVisible &&
+          attachmentPreviewFile.url &&
+          attachmentPreviewFile.isPdf
+        "
+        :source="attachmentPreviewFile.url"
+        @error="handleAttachmentPreviewError"
+      />
       <open-file-viewer
-        v-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
+        v-else-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
         :file="attachmentPreviewFile.url"
         :file-name="attachmentPreviewFile.name"
         :mime-type="attachmentPreviewFile.mimeType"
@@ -748,11 +757,11 @@ import { getToken } from '@/utils/auth';
 import { downloadFileByUrl, downloadXls } from '@/utils/util';
 import { ElImageViewer } from 'element-plus';
 import { OpenFileViewer } from '@open-file-viewer/vue';
+import PdfPreview from '@/components/pdf-preview/main.vue';
 import {
   fallbackPlugin,
   imagePlugin,
   officePlugin,
-  pdfPlugin,
   textPlugin,
 } from '@open-file-viewer/core';
 import '@open-file-viewer/core/style.css';
@@ -821,7 +830,6 @@ const changeTypeOptions = [
 
 const attachmentViewerPlugins = [
   imagePlugin(),
-  pdfPlugin({ workerSrc: pdfWorkerSrc, useFetchData: true }),
   officePlugin({ pdf: { workerSrc: pdfWorkerSrc, useFetchData: true } }),
   textPlugin(),
   fallbackPlugin(),
@@ -854,6 +862,7 @@ export default {
   components: {
     ElImageViewer,
     OpenFileViewer,
+    PdfPreview,
   },
   data() {
     const validateAmount = (rule, value, callback) => {
@@ -1982,6 +1991,10 @@ export default {
         this.attachmentExtension(row)
       );
     },
+    isAttachmentPdf(row) {
+      const mimeType = String(row.mimeType || row.contentType || '').toLowerCase();
+      return mimeType.includes('application/pdf') || this.attachmentExtension(row) === 'pdf';
+    },
     previewAttachment(row) {
       const url = this.attachmentUrl(row);
       if (!url) {
@@ -1999,10 +2012,12 @@ export default {
         this.attachmentImagePreviewVisible = true;
         return;
       }
+      const isPdf = this.isAttachmentPdf(row);
       this.attachmentPreviewFile = {
         name: this.attachmentName(row),
         url,
-        mimeType: row.mimeType || row.contentType || '',
+        mimeType: isPdf ? 'application/pdf' : row.mimeType || row.contentType || '',
+        isPdf,
       };
       this.attachmentDocumentPreviewVisible = true;
     },
diff --git a/src/views/vehicle/customer-archive.vue b/src/views/vehicle/customer-archive.vue
index c807799..6e61a33 100644
--- a/src/views/vehicle/customer-archive.vue
+++ b/src/views/vehicle/customer-archive.vue
@@ -703,8 +703,17 @@
         width="90%"
         top="4vh"
       >
+        <pdf-preview
+          v-if="
+            qualificationDocumentPreviewVisible &&
+            qualificationPreviewFile.url &&
+            qualificationPreviewFile.isPdf
+          "
+          :source="qualificationPreviewFile.url"
+          @error="handleQualificationPreviewError"
+        />
         <open-file-viewer
-          v-if="qualificationDocumentPreviewVisible && qualificationPreviewFile.url"
+          v-else-if="qualificationDocumentPreviewVisible && qualificationPreviewFile.url"
           :file="qualificationPreviewFile.url"
           :file-name="qualificationPreviewFile.name"
           :mime-type="qualificationPreviewFile.mimeType"
@@ -1385,7 +1394,7 @@ import { getDictionary } from '@/api/system/dictbiz';
 import { getDeptTree } from '@/api/system/dept';
 import { getLazyTree } from '@/api/base/region';
 import { exportBlob } from '@/api/common';
-import { downloadXls } from '@/utils/util';
+import { downloadFileByUrl, downloadXls } from '@/utils/util';
 import { getToken } from '@/utils/auth';
 import { getUploadHeaders } from '@/utils/upload';
 import { normalizeSearchRangeParams } from '@/utils/search-range';
@@ -1396,7 +1405,6 @@ import {
   fallbackPlugin,
   imagePlugin,
   officePlugin,
-  pdfPlugin,
   textPlugin,
 } from '@open-file-viewer/core';
 import '@open-file-viewer/core/style.css';
@@ -1405,6 +1413,7 @@ import { mapGetters } from 'vuex';
 import NProgress from 'nprogress';
 import 'nprogress/nprogress.css';
 import SectionCard from '@/components/section-card/main.vue';
+import PdfPreview from '@/components/pdf-preview/main.vue';
 
 const createTimeRangeMap = {
   createTimeRange: ['createTimeStart', 'createTimeEnd'],
@@ -1415,7 +1424,6 @@ const AMAP_SECURITY_CODE = '5aab65c632e48ebae0d0e28f5b28e21a';
 let amapLoader;
 const qualificationViewerPlugins = [
   imagePlugin(),
-  pdfPlugin({ workerSrc: pdfWorkerSrc, useFetchData: true }),
   officePlugin({ pdf: { workerSrc: pdfWorkerSrc, useFetchData: true } }),
   textPlugin(),
   fallbackPlugin(),
@@ -1428,6 +1436,7 @@ export default {
     Location,
     ElImageViewer,
     OpenFileViewer,
+    PdfPreview,
   },
   data() {
     const nonNegativeLabelMap = {
@@ -2427,8 +2436,10 @@ export default {
     initDeptTree() {
       getDeptTree(this.userInfo.tenantId)
         .then(res => {
-          this.deptTree = this.normalizeDeptTree(res.data.data || []);
+          const deptTree = this.excludeExternalOrganization(res.data.data || []);
+          this.deptTree = this.normalizeDeptTree(deptTree);
           this.deptOptions = this.flattenDept(this.deptTree);
+          this.setDefaultTopLevelDept();
           const deptColumn = this.findColumn(this.option.column, 'deptName');
           deptColumn.dicData = [
             { label: '全部', value: '' },
@@ -2611,6 +2622,17 @@ export default {
         };
       });
     },
+    excludeExternalOrganization(tree = []) {
+      return tree.reduce((result, item) => {
+        const deptName = item.label || item.title || item.deptName || item.name || '';
+        if (String(deptName).trim() === '外部组织') return result;
+        result.push({
+          ...item,
+          children: this.excludeExternalOrganization(item.children || []),
+        });
+        return result;
+      }, []);
+    },
     flattenDept(tree, level = 0) {
       const result = [];
       tree.forEach(item => {
@@ -2625,6 +2647,18 @@ export default {
       });
       return result;
     },
+    setDefaultTopLevelDept() {
+      const deptIds = Array.isArray(this.archiveForm.deptId)
+        ? this.archiveForm.deptId
+        : this.archiveForm.deptId
+        ? [this.archiveForm.deptId]
+        : [];
+      const firstTopLevelDept = this.deptTree[0];
+      if (!this.isArchivePage || this.$route.query.id || deptIds.length || !firstTopLevelDept) {
+        return;
+      }
+      this.onDeptChange([firstTopLevelDept.value]);
+    },
     onDeptChange(value) {
       const deptIds = Array.isArray(value) ? value : value ? [value] : [];
       const deptNames = deptIds
@@ -3387,6 +3421,12 @@ export default {
         this.getQualificationFileExtension(file)
       );
     },
+    isQualificationPdf(file) {
+      const mimeType = String(file.mimeType || file.contentType || '').toLowerCase();
+      return (
+        mimeType.includes('application/pdf') || this.getQualificationFileExtension(file) === 'pdf'
+      );
+    },
     previewQualificationFile(file) {
       const url = this.getQualificationFileUrl(file);
       if (!url) {
@@ -3404,10 +3444,12 @@ export default {
         this.qualificationImagePreviewVisible = true;
         return;
       }
+      const isPdf = this.isQualificationPdf(file);
       this.qualificationPreviewFile = {
         name: file.originalName || file.name || '附件',
         url,
-        mimeType: file.mimeType || file.contentType || '',
+        mimeType: isPdf ? 'application/pdf' : file.mimeType || file.contentType || '',
+        isPdf,
       };
       this.qualificationDocumentPreviewVisible = true;
     },
@@ -3457,20 +3499,46 @@ export default {
         })
         .map(item => item.file);
     },
-    getMissingQualificationTypes(files = this.qualificationFiles) {
+    getRequiredQualificationTypes(customerType = this.archiveForm.customerType) {
+      const customerTypes = Array.isArray(customerType)
+        ? customerType
+        : this.splitValue(customerType);
+      const requiredTypes = ['营业执照', '法人身份证'];
+      const includesCarrier = customerTypes.some(item =>
+        ['承运商', 'carrier'].includes(String(item || '').trim().toLowerCase())
+      );
+      if (includesCarrier) requiredTypes.push('运输许可证');
+      return requiredTypes;
+    },
+    isUploadedQualificationType(uploadedType, requiredType) {
+      const uploaded = String(uploadedType || '')
+        .replace(/\s/g, '')
+        .trim();
+      if (uploaded === requiredType || uploaded.includes(requiredType)) return true;
+      return requiredType === '运输许可证' && /运输.*许可证/.test(uploaded);
+    },
+    getMissingQualificationTypes(
+      files = this.qualificationFiles,
+      customerType = this.archiveForm.customerType
+    ) {
       const uploadedTypes = new Set(
         (files || [])
           .filter(item => item.url)
           .map(item => String(item.type || '').trim())
           .filter(Boolean)
       );
-      return this.qualificationTypeOptions
-        .filter(item => String(item.label || item.value || '').trim() !== '其他附件')
-        .filter(item => !uploadedTypes.has(String(item.value || item.label || '').trim()))
-        .map(item => item.label || item.value);
+      return this.getRequiredQualificationTypes(customerType).filter(
+        requiredType =>
+          ![...uploadedTypes].some(uploadedType =>
+            this.isUploadedQualificationType(uploadedType, requiredType)
+          )
+      );
     },
-    validateQualificationMaterials(files = this.qualificationFiles) {
-      const missing = this.getMissingQualificationTypes(files);
+    validateQualificationMaterials(
+      files = this.qualificationFiles,
+      customerType = this.archiveForm.customerType
+    ) {
+      const missing = this.getMissingQualificationTypes(files, customerType);
       if (!missing.length) return true;
       this.$message.warning(`请先上传客商材料：${missing.join('、')}`);
       return false;
@@ -3486,7 +3554,14 @@ export default {
         );
         return;
       }
-      files.forEach(item => window.open(item.url, '_blank'));
+      files.forEach((item, index) => {
+        window.setTimeout(() => {
+          downloadFileByUrl(
+            item.url,
+            item.originalName || item.name || `客商材料${index + 1}`
+          );
+        }, index * 300);
+      });
     },
     handleQualificationSelectionChange(rows) {
       this.selectedQualificationFiles = rows || [];
@@ -3690,7 +3765,8 @@ export default {
     validateFormalForApproval(archive) {
       if (
         !this.validateQualificationMaterials(
-          this.parseAttachments(archive.qualificationAttachments)
+          this.parseAttachments(archive.qualificationAttachments),
+          archive.customerType
         )
       ) {
         return false;