diff --git a/backend/views/sections.py b/backend/views/sections.py
index d99a9e5..6e99d73 100644
--- a/backend/views/sections.py
+++ b/backend/views/sections.py
@@ -139,7 +139,7 @@ class HqbkxxView(APIView):
             return Response({'code': 403, 'msg': '无板块管理权限'}, status=403)
         scope_err = block_non_group_catalog_scope(request)
         if scope_err:
-            return Response({'code': 400, 'msg': scope_err})
+            return Response({'code': 400, 'msg': scope_err}, status=400)
 
         # 5. 查询所有板块
         bankuai_list = []
@@ -241,7 +241,7 @@ class BkxgView(APIView):
             return Response({'code': 403, 'msg': '无板块管理权限'}, status=403)
         scope_err = block_non_group_catalog_scope(request)
         if scope_err:
-            return Response({'code': 400, 'msg': scope_err})
+            return Response({'code': 400, 'msg': scope_err}, status=400)
 
         # 5. 获取操作类型
         action = request.data.get('action')
@@ -279,9 +279,13 @@ class BkxgView(APIView):
             })
 
         # ==================== 以下操作需要 bankuai_id ====================
-        bankuai_id = request.data.get('bankuai_id')
-        if not bankuai_id:
+        raw_bankuai_id = request.data.get('bankuai_id')
+        if raw_bankuai_id is None or str(raw_bankuai_id).strip() == '':
             return Response({'code': 1, 'msg': '缺少 bankuai_id'}, status=400)
+        try:
+            bankuai_id = int(raw_bankuai_id)
+        except (TypeError, ValueError):
+            return Response({'code': 1, 'msg': '无效的 bankuai_id'}, status=400)
 
         try:
             bk = Bankuai.query.get(bankuai_id=bankuai_id)
diff --git a/jituan/views_shenhe_manage.py b/jituan/views_shenhe_manage.py
index f2da2b9..a5e748b 100644
--- a/jituan/views_shenhe_manage.py
+++ b/jituan/views_shenhe_manage.py
@@ -17,16 +17,20 @@ logger = logging.getLogger(__name__)
 
 
 def _normalize_bankuai_ids(data):
+    """将板块 ID 统一为整数（bankuai_id 为 AutoField）。"""
     ids = data.get('bankuai_ids')
-    if ids is None and data.get('bankuai_id'):
+    if ids is None and data.get('bankuai_id') is not None:
         ids = [data.get('bankuai_id')]
     if not isinstance(ids, list):
         return []
     out = []
     for item in ids:
-        s = str(item or '').strip()
-        if s and s not in out:
-            out.append(s)
+        try:
+            bid = int(str(item).strip())
+        except (TypeError, ValueError):
+            continue
+        if bid > 0 and bid not in out:
+            out.append(bid)
     return out