diff --git a/backend/app/routers/information.py b/backend/app/routers/information.py
index 8a4e17d..e8dee6d 100644
--- a/backend/app/routers/information.py
+++ b/backend/app/routers/information.py
@@ -107,6 +107,7 @@ def get_information_list(
     info_type: Optional[str] = Query(None, description="类型: seek/deal/publish"),
     status: str = Query("active", description="状态: active/closed/expired"),
     user_id: Optional[str] = Query(None, description="用户ID，用于获取该用户的行情"),
+    deal_date: Optional[str] = Query(None, description="成交日期过滤，格式YYYY-MM-DD"),
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=500),
     current_user: Optional[User] = Depends(get_current_user),
@@ -126,6 +127,10 @@ def get_information_list(
     if user_id:
         query = query.filter(Information.user_id == user_id)
     
+    # 成交日期过滤
+    if deal_date:
+        query = query.filter(Information.deal_date == deal_date)
+    
     # 按创建时间倒序
     query = query.order_by(Information.created_at.desc())
     
diff --git a/frontend/src/pages/News.jsx b/frontend/src/pages/News.jsx
index 6c7b2ac..ba60306 100644
--- a/frontend/src/pages/News.jsx
+++ b/frontend/src/pages/News.jsx
@@ -33,7 +33,10 @@ export default function News() {
   const [matchedStatus, setMatchedStatus] = useState({})  // 存储各寻号的匹配状态
   const [showMatchList, setShowMatchList] = useState(false)
   const [dealVersion, setDealVersion] = useState('龙钞')
-  const [dealDate, setDealDate] = useState('')
+  const [dealDate, setDealDate] = useState(() => {
+    const today = new Date()
+    return `${today.getFullYear()}-${String(today.getMonth() + 1).padStart(2, '0')}-${String(today.getDate()).padStart(2, '0')}`
+  })
   const [dealDetailItems, setDealDetailItems] = useState(null)  // 弹窗显示的详情列表
   const [matchCollections, setMatchCollections] = useState([])
   const [networkMatchCollections, setNetworkMatchCollections] = useState([])
@@ -63,7 +66,7 @@ export default function News() {
   // 获取资讯列表
   useEffect(() => {
     fetchInfoList()
-  }, [activeTab])
+  }, [activeTab, dealDate])
 
   // 自动生成寻号标题
   useEffect(() => {
@@ -74,13 +77,19 @@ export default function News() {
   const fetchInfoList = async () => {
     setLoading(true)
     try {
-      // 寻配号对所有人公开，无需登录即可查看
       const token = localStorage.getItem('token')
-      // 根据tab获取不同类型的数据
       const type = activeTab === 'seek' ? 'seek' : activeTab === 'deal' ? 'deal' : 'yichen'
-      // 始终传递token，以便获取准确的matched_count
       const headers = token ? { Authorization: `Bearer ${token}` } : {}
-      const res = await fetch(`${API_BASE}/api/information/list?info_type=${type}&page=${currentPage}&page_size=50`, { headers })
+      
+      // 构建URL参数
+      let url = `${API_BASE}/api/information/list?info_type=${type}&page=${currentPage}&page_size=50`
+      
+      // 如果是成交行情tab，添加日期过滤
+      if (activeTab === 'deal' && dealDate) {
+        url += `&deal_date=${dealDate}`
+      }
+      
+      const res = await fetch(url, { headers })
       // 从响应头获取总页数
       const total = res.headers.get('X-Total-Pages') || res.headers.get('x-total-pages')
       if (total) setTotalPages(parseInt(total))
@@ -462,7 +471,7 @@ export default function News() {
             </div>
           )}
         <h3 style={{ color: '#fff', marginBottom: '16px' }}>
-          {activeTab === 'seek' ? '寻配号信息' : activeTab === 'deal' ? '成交行情信息' : '一尘看板'}
+          {activeTab === 'seek' ? '寻配号信息' : activeTab === 'deal' ? `成交行情信息 (${dealDate})` : '一尘看板'}
             {activeTab === 'seek' && (
               <div style={{ display: 'flex', gap: '8px', marginLeft: 'auto' }}>
                 <button onClick={() => { setViewMode('all'); fetchInfoList(); }} style={{ padding: '6px 12px', background: viewMode==='all'?'#3b82f6':'#1e293b', border: '1px solid #334155', borderRadius: '6px', color: '#fff', fontSize: '12px' }}>全部</button>
@@ -471,6 +480,12 @@ export default function News() {
                 <button onClick={() => setShowSeekPublish(!showSeekPublish)} style={{ padding: '6px 12px', background: showSeekPublish ? '#6b7280' : '#10b981', border: 'none', borderRadius: '6px', color: '#fff', fontSize: '12px', cursor: 'pointer' }}>发布寻号</button>
               </div>
             )}
+            {activeTab === 'deal' && (
+              <div style={{ display: 'flex', gap: '8px', marginLeft: 'auto' }}>
+                <input type="date" value={dealDate} onChange={e => setDealDate(e.target.value)}
+                  style={{ padding: '6px 12px', background: '#1e293b', border: '1px solid #334155', borderRadius: '6px', color: '#fff', fontSize: '12px' }} />
+              </div>
+            )}
         </h3>
         
         {/* 一尘看板独立渲染 */}