diff --git a/src/i18n/lang/en-US.js b/src/i18n/lang/en-US.js
index a26b2c0..afd251c 100644
--- a/src/i18n/lang/en-US.js
+++ b/src/i18n/lang/en-US.js
@@ -145,6 +145,7 @@ export default {
         maintenanceEndDate: 'Maintenance End Date',
         manager: 'Account Manager',
         acceptanceReport: 'Acceptance Report',
+        acceptanceReportTip: 'Support uploading PDF format files (required)',
         account: 'Account',
         accountType: 'Account Type',
         password: 'Password',
diff --git a/src/i18n/lang/zh-CN.js b/src/i18n/lang/zh-CN.js
index de9cf79..d69edc9 100644
--- a/src/i18n/lang/zh-CN.js
+++ b/src/i18n/lang/zh-CN.js
@@ -145,6 +145,7 @@ export default {
         maintenanceEndDate: '维保截止时间',
         manager: '客户经理',
         acceptanceReport: '验收报告',
+        acceptanceReportTip: '支持上传PDF格式文件（必填）',
         account: '账号',
         accountType: '账号类型',
         password: '密码',
diff --git a/src/i18n/lang/zh-TW.js b/src/i18n/lang/zh-TW.js
index 9f961f5..4483825 100644
--- a/src/i18n/lang/zh-TW.js
+++ b/src/i18n/lang/zh-TW.js
@@ -145,6 +145,7 @@ export default {
         maintenanceEndDate: '維保截止時間',
         manager: '客戶經理',
         acceptanceReport: '驗收報告',
+        acceptanceReportTip: '支援上傳PDF格式檔案（必填）',
         account: '帳號',
         accountType: '帳號類型',
         password: '密碼',
diff --git a/src/views/admin/hospitals/edit.vue b/src/views/admin/hospitals/edit.vue
index dea77fb..cfb9596 100644
--- a/src/views/admin/hospitals/edit.vue
+++ b/src/views/admin/hospitals/edit.vue
@@ -101,7 +101,7 @@
           >
             <el-button type="primary" plain>{{ $t('btn.upload') }}</el-button>
             <template #tip>
-              <div class="el-upload__tip">{{ $t('label.acceptanceReport') }} (.pdf)</div>
+              <div class="el-upload__tip">{{ $t('label.acceptanceReportTip') }}</div>
             </template>
           </el-upload>
         </el-form-item>
diff --git a/src/views/admin/hospitals/list.vue b/src/views/admin/hospitals/list.vue
index 5abea04..db55292 100644
--- a/src/views/admin/hospitals/list.vue
+++ b/src/views/admin/hospitals/list.vue
@@ -81,6 +81,21 @@
         />
       </div>
     </el-card>
+
+    <el-dialog
+      v-model="previewVisible"
+      :title="$t('btn.preview')"
+      width="80%"
+      top="5vh"
+      destroy-on-close
+      :before-close="closePreview"
+    >
+      <iframe
+        v-if="previewUrl"
+        :src="previewUrl"
+        class="preview-iframe"
+      />
+    </el-dialog>
   </div>
 </template>
 
@@ -132,17 +147,29 @@ const goDetail = (id) => router.push(`/admin/hospitals/detail/${id}`);
 const goEdit = (id) => router.push(`/admin/hospitals/edit/${id}`);
 const goAdd = () => router.push("/admin/hospitals/edit");
 
+const previewVisible = ref(false);
+const previewUrl = ref("");
+
+const cleanupPreviewUrl = () => {
+  if (previewUrl.value) {
+    URL.revokeObjectURL(previewUrl.value);
+    previewUrl.value = "";
+  }
+};
+
+const closePreview = () => {
+  previewVisible.value = false;
+  cleanupPreviewUrl();
+};
+
 const viewReport = async (attachmentPath) => {
   if (!attachmentPath) return;
-  const fileName = String(attachmentPath).split(/[/\\]/).pop();
+  const fileName = String(attachmentPath);
   try {
     const blob = await getUploadFile(fileName);
-    const url = URL.createObjectURL(blob);
-    const win = window.open(url, "_blank");
-    if (!win) {
-      ElMessage.warning($t('msg.pleaseFillRequired'));
-    }
-    setTimeout(() => URL.revokeObjectURL(url), 60_000);
+    cleanupPreviewUrl();
+    previewUrl.value = URL.createObjectURL(blob);
+    previewVisible.value = true;
   } catch (e) {
     ElMessage.error(e?.message || $t('msg.failed'));
   }
@@ -160,4 +187,9 @@ onMounted(loadList);
   display: flex;
   justify-content: flex-end;
 }
+.preview-iframe {
+  width: 100%;
+  height: 80vh;
+  border: 0;
+}
 </style>
diff --git a/src/views/admin/orders/list.vue b/src/views/admin/orders/list.vue
index 42d8129..a798f9f 100644
--- a/src/views/admin/orders/list.vue
+++ b/src/views/admin/orders/list.vue
@@ -149,6 +149,15 @@
           min-width="100"
           show-overflow-tooltip
         />
+        <el-table-column
+          :label="$t('table.handleTime')"
+          prop="completedAt"
+          width="170"
+        >
+          <template #default="{ row }">
+            {{ row.completedAt || '-' }}
+          </template>
+        </el-table-column>
         <el-table-column :label="$t('table.priority')" width="90">
           <template #default="{ row }">
             <el-tag :type="priorityType(row.priority)" size="small">{{
@@ -431,7 +440,12 @@ const loadList = async () => {
     const res = await getAdminOrders(params);
     list.value = res?.list || [];
     list.value.forEach((item) => {
-     item.createdAt = item.createdAt.split("T").join(" ");
+      if (item.createdAt) {
+        item.createdAt = item.createdAt.split("T").join(" ");
+      }
+      if (item.completedAt) {
+        item.completedAt = item.completedAt.split("T").join(" ");
+      }
     });
     total.value = res?.total || 0;
     parseStats(res);