diff --git a/backend/app.js b/backend/app.js
index 1547278..02e8fe0 100644
--- a/backend/app.js
+++ b/backend/app.js
@@ -30,7 +30,7 @@ app.get('/api/messages', async (req, res) => {
 
   try {
     const [rows] = await db.execute(
-      'SELECT id, sender, recipient, subject, body, received_at FROM emails WHERE recipient LIKE ? ORDER BY received_at DESC',
+      'SELECT id, sender, recipient, subject, body, CAST(received_at AS CHAR) as received_at FROM emails WHERE recipient LIKE ? ORDER BY received_at DESC',
       [`%${recipient}%`]
     );
     res.json(rows);
diff --git a/frontend/src/i18n/index.js b/frontend/src/i18n/index.js
index 805c7c5..f0f4889 100644
--- a/frontend/src/i18n/index.js
+++ b/frontend/src/i18n/index.js
@@ -24,6 +24,7 @@ const messages = {
       selectMail: '请从选择一封邮件查看',
       from: '发件人',
       to: '收件人',
+      received_at: '收件时间',
       attachments: '附件',
       delete: '删除',
       clearInbox: '清空收件箱',
@@ -68,6 +69,7 @@ const messages = {
       selectMail: 'Please select an email to view',
       from: 'From',
       to: 'To',
+      received_at: 'Received At',
       attachments: 'Attachments',
       delete: 'Delete',
       clearInbox: 'Clear Inbox',
diff --git a/frontend/src/views/Home.vue b/frontend/src/views/Home.vue
index 4e7a23b..ff7eba0 100644
--- a/frontend/src/views/Home.vue
+++ b/frontend/src/views/Home.vue
@@ -64,6 +64,7 @@
                 <h3>{{ selectedMessage.subject }}</h3>
                 <p class="from-line"><strong>{{ $t('home.from') }}:</strong> {{ selectedMessage.sender }}</p>
                 <p><strong>{{ $t('home.to') }}:</strong> {{ selectedMessage.recipient }}</p>
+                <p><strong>{{ $t('home.received_at') }}:</strong> {{ selectedMessage.received_at }}</p>
               </div>
               <div class="header-actions">
                 <button @click="deleteMessage(selectedMessage.id)" :title="$t('home.delete')">