diff --git a/Yi.Ai.Vue3/src/components/SystemAnnouncementDialog/index.vue b/Yi.Ai.Vue3/src/components/SystemAnnouncementDialog/index.vue
index 8a728e6f..9354a37c 100644
--- a/Yi.Ai.Vue3/src/components/SystemAnnouncementDialog/index.vue
+++ b/Yi.Ai.Vue3/src/components/SystemAnnouncementDialog/index.vue
@@ -1,11 +1,13 @@
 <script lang="ts" setup>
 import type { AnnouncementLogDto } from '@/api';
 import type { CloseType } from '@/stores/modules/announcement';
+import { getSystemAnnouncements } from '@/api';
 import { ElMessage } from 'element-plus';
 import { storeToRefs } from 'pinia';
 import { useAnnouncementStore } from '@/stores';
 
 const announcementStore = useAnnouncementStore();
+const isLoadingData = ref(false);
 
 const activeTab = ref('activity');
 
@@ -73,6 +75,31 @@ function getActivityStatus(activity: AnnouncementLogDto): 'active' | 'expired' {
   const endTime = new Date(activity.endTime);
   return now > endTime ? 'expired' : 'active';
 }
+
+// 监听弹窗显示状态，每次打开时从后端获取最新数据
+watch(isDialogVisible, async (newValue) => {
+  if (newValue) {
+    // 弹窗打开时，从后端获取最新数据
+    isLoadingData.value = true;
+    try {
+      const res = await getSystemAnnouncements();
+      if (res && res.data && Array.isArray(res.data)) {
+        announcementStore.setAnnouncementData(res.data);
+      }
+      else {
+        announcementStore.setAnnouncementData([]);
+      }
+    }
+    catch (error) {
+      console.error('获取系统公告失败:', error);
+      ElMessage.error('获取公告数据失败，请稍后重试');
+      announcementStore.setAnnouncementData([]);
+    }
+    finally {
+      isLoadingData.value = false;
+    }
+  }
+});
 </script>
 
 <template>
@@ -83,7 +110,7 @@ function getActivityStatus(activity: AnnouncementLogDto): 'active' | 'expired' {
     :close-on-click-modal="true"
     class="announcement-dialog"
   >
-    <div class="announcement-dialog-content">
+    <div v-loading="isLoadingData" class="announcement-dialog-content">
       <el-tabs v-model="activeTab" class="announcement-tabs">
         <!-- 活动Tab -->
         <el-tab-pane label="活动" name="activity">
diff --git a/Yi.Ai.Vue3/src/layouts/LayoutVertical/index.vue b/Yi.Ai.Vue3/src/layouts/LayoutVertical/index.vue
index f3dd3d23..671d7c2b 100644
--- a/Yi.Ai.Vue3/src/layouts/LayoutVertical/index.vue
+++ b/Yi.Ai.Vue3/src/layouts/LayoutVertical/index.vue
@@ -1,6 +1,5 @@
 <!-- 纵向布局作为基础布局 -->
 <script setup lang="ts">
-import { getSystemAnnouncements } from '@/api';
 import SystemAnnouncementDialog from '@/components/SystemAnnouncementDialog/index.vue';
 import { useSafeArea } from '@/hooks/useSafeArea';
 import { useWindowWidthObserver } from '@/hooks/useWindowWidthObserver';
@@ -29,27 +28,11 @@ useSafeArea({
 useWindowWidthObserver();
 
 // 应用加载时检查是否需要显示公告弹窗
-onMounted(async () => {
+onMounted(() => {
   console.log('announcementStore.shouldShowDialog--', announcementStore.shouldShowDialog);
   // 检查是否应该显示弹窗（只有"关闭一周"且未超过7天才不显示）
+  // 数据获取已移至 SystemAnnouncementDialog 组件内部，每次打开弹窗时都会获取最新数据
   if (announcementStore.shouldShowDialog) {
-    try {
-      // 从接口获取公告数据（不使用缓存）
-      const res = await getSystemAnnouncements();
-      if (res && res.data && Array.isArray(res.data) && res.data.length > 0) {
-        announcementStore.setAnnouncementData(res.data);
-      }
-      else {
-        // 接口返回成功但数据为空，设置空数组
-        announcementStore.setAnnouncementData([]);
-      }
-    }
-    catch (error) {
-      console.error('获取系统公告失败:', error);
-      // API失败时设置空数组，仍然显示弹窗（显示错误或空状态）
-      announcementStore.setAnnouncementData([]);
-    }
-    // 无论成功失败都显示弹窗
     announcementStore.openDialog();
   }
 });
diff --git a/Yi.Ai.Vue3/types/import_meta.d.ts b/Yi.Ai.Vue3/types/import_meta.d.ts
index b3e9d275..d8a60d41 100644
--- a/Yi.Ai.Vue3/types/import_meta.d.ts
+++ b/Yi.Ai.Vue3/types/import_meta.d.ts
@@ -6,6 +6,7 @@ interface ImportMetaEnv {
   readonly VITE_WEB_ENV: string;
   readonly VITE_WEB_BASE_API: string;
   readonly VITE_API_URL: string;
+  readonly VITE_BUILD_COMPRESS: string;
   readonly VITE_SSO_SEVER_URL: string;
   readonly VITE_APP_VERSION: string;
 }