diff --git a/backend/app/routers/yichens.py b/backend/app/routers/yichens.py
index 3fd6a80..de8e152 100644
--- a/backend/app/routers/yichens.py
+++ b/backend/app/routers/yichens.py
@@ -105,7 +105,7 @@ def get_user_stats(db: Session = Depends(get_coolbot_db)):
         sellers=result[2] or 0
     )
 
-@router.get("/posts", response_model=List[PostItem])
+@router.get("/posts")
 def get_posts(
     limit: int = Query(20, ge=1, le=500),
     offset: int = Query(0, ge=0),
@@ -114,33 +114,41 @@ def get_posts(
     keyword: Optional[str] = None,
     db: Session = Depends(get_coolbot_db)
 ):
-    """获取帖子列表 - 支持全局搜索"""
-    query = """
-        SELECT post_id, title, content, category, post_type, price, 
-               author_username, post_time, reply_count, view_count, url
-        FROM yichens_posts
-        WHERE 1=1
-    """
+    """获取帖子列表 - 支持全局搜索，返回总数和分页信息"""
+    # 构建WHERE条件
+    where_clauses = ["1=1"]
     params = {"limit": limit, "offset": offset}
     
     if category:
-        query += " AND category = :category"
+        where_clauses.append("category = :category")
         params["category"] = category
     
     if post_type:
-        query += " AND post_type = :post_type"
+        where_clauses.append("post_type = :post_type")
         params["post_type"] = post_type
     
-    # 全局搜索 - 在标题、内容、分类、联系方式中搜索
+    # 全局搜索
     if keyword:
-        query += " AND (title ILIKE :keyword OR content ILIKE :keyword OR category ILIKE :keyword OR author_username ILIKE :keyword)"
+        where_clauses.append("(title ILIKE :keyword OR content ILIKE :keyword OR category ILIKE :keyword OR author_username ILIKE :keyword)")
         params["keyword"] = f"%{keyword}%"
     
-    query += " ORDER BY post_time DESC LIMIT :limit OFFSET :offset"
+    where_sql = " AND ".join(where_clauses)
     
-    results = db.execute(text(query), params).fetchall()
+    # 查询总数
+    count_query = f"SELECT COUNT(*) FROM yichens_posts WHERE {where_sql}"
+    total_count = db.execute(text(count_query), {k: v for k, v in params.items() if k not in ['limit', 'offset']}).scalar() or 0
     
-    return [PostItem(
+    # 查询数据
+    data_query = f"""
+        SELECT post_id, title, content, category, post_type, price, 
+               author_username, post_time, reply_count, view_count, url
+        FROM yichens_posts
+        WHERE {where_sql}
+        ORDER BY post_time DESC LIMIT :limit OFFSET :offset
+    """
+    results = db.execute(text(data_query), params).fetchall()
+    
+    posts = [PostItem(
         post_id=r[0],
         title=r[1] or "",
         content=r[2] or "",
@@ -153,6 +161,13 @@ def get_posts(
         view_count=r[9] or 0,
         url=r[10]
     ) for r in results]
+    
+    return {
+        "posts": posts,
+        "total": total_count,
+        "page": offset // limit + 1,
+        "page_size": limit
+    }
 
 @router.get("/users", response_model=List[UserItem])
 def get_users(
diff --git a/frontend/src/pages/YichensBoard.jsx b/frontend/src/pages/YichensBoard.jsx
index cc866f4..f2a5a6a 100644
--- a/frontend/src/pages/YichensBoard.jsx
+++ b/frontend/src/pages/YichensBoard.jsx
@@ -65,8 +65,11 @@ export default function YichensBoard() {
           data = data.filter(p => p.category && !p.category.includes('龙') && !p.category.includes('纪念钞') && !p.category.includes('蛇') && !p.category.includes('马'))
         }
       }
-      setPosts(data)
-      setTotalPosts(todayStats.total || 0)
+      // 支持新格式 {posts:[], total:xxx} 或旧格式 [{},{}]
+      const postsArray = data.posts || data
+      const totalCount = data.total || todayStats.total || postsArray.length
+      setPosts(postsArray)
+      setTotalPosts(totalCount)
     } catch(e) { 
       console.error('YichensBoard: fetchPosts error', e)
       setError(e.message)
@@ -209,7 +212,7 @@ export default function YichensBoard() {
 
           <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', padding: '12px 16px', background: '#1e293b', borderRadius: 12, marginTop: 16 }}>
             <div style={{ color: '#9ca3af', fontSize: 12 }}>
-              共 {totalPosts} 条帖子，{Math.ceil(totalPosts / 390)} 页，当前第 {page} 页
+              共 {totalPosts} 条结果，{Math.ceil(totalPosts / 390)} 页，当前第 {page} 页
             </div>
             <div style={{ display: 'flex', gap: 8 }}>
               {page > 1 ? (
@@ -217,7 +220,7 @@ export default function YichensBoard() {
               ) : (
                 <span style={{ padding: '6px 12px', borderRadius: 6, background: '#374151', color: '#6b7280', fontSize: 12 }}>上一页</span>
               )}
-              {posts.length >= 390 ? (
+              {posts.length >= 390 && totalPosts > page * 390 ? (
                 <button onClick={() => { const newPage = page + 1; setPage(newPage); fetchPosts(newPage, categoryFilter, searchKeyword) }} style={{ padding: '6px 12px', borderRadius: 6, border: 'none', background: '#3b82f6', color: '#fff', cursor: 'pointer', fontSize: 12 }}>下一页</button>
               ) : (
                 <span style={{ padding: '6px 12px', borderRadius: 6, background: '#374151', color: '#6b7280', fontSize: 12 }}>下一页</span>