diff --git a/inventory-backend/app/api/v1/warehouse.py b/inventory-backend/app/api/v1/warehouse.py
index 27837cc..c027a15 100644
--- a/inventory-backend/app/api/v1/warehouse.py
+++ b/inventory-backend/app/api/v1/warehouse.py
@@ -290,12 +290,8 @@ def batch_generate_locations():
             parent = SysWarehouseLocation.query.get(parent_id)
             if not parent:
                 return jsonify({'code': 404, 'msg': '父级库位不存在', 'data': None})
-            parent_level = parent.level
-            parent_full_path = parent.full_path or ''
             current_parents = [parent_id]
         else:
-            parent_level = -1  # 顶级的话，第一层.level = 0
-            parent_full_path = ''
             current_parents = [None]
 
         # 逐层处理规则
@@ -307,40 +303,38 @@ def batch_generate_locations():
             end = rule.get('end', 1)
             pad = rule.get('pad', 1)
 
-            next_parents = []
             new_locations = []
 
             for parent_id in current_parents:
-                # 计算该父级下的 level
+                # 1. 动态获取当前特定父节点的信息（严禁放循环外面共享！）
                 if parent_id is None:
-                    level = 0
+                    current_level = 0
+                    current_parent_path = ''
                 else:
                     p = SysWarehouseLocation.query.get(parent_id)
-                    level = p.level + 1 if p else 0
+                    current_level = (p.level + 1) if p else 0
+                    current_parent_path = p.full_path if p and p.full_path else ''
 
+                # 2. 生成当前父节点下的专属子节点
                 for num in range(start, end + 1):
                     name = f"{prefix}{str(num).zfill(pad)}"
-                    full_path = f"{parent_full_path}/{name}" if parent_full_path else name
+                    # 路径由当前特定的 current_parent_path 决定
+                    full_path = f"{current_parent_path}/{name}" if current_parent_path else name
 
                     location = SysWarehouseLocation(
                         name=name,
                         parent_id=parent_id,
                         full_path=full_path,
-                        level=level,
+                        level=current_level,
                         is_enabled=True
                     )
                     db.session.add(location)
                     new_locations.append(location)
 
-            # 立即刷新以获取 ID
+            # 单层循环结束后再 flush 和获取新 ID 列表
             db.session.flush()
-            generated_ids.extend([loc.id for loc in new_locations])
-
-            # 下一层的父级列表
             current_parents = [loc.id for loc in new_locations]
-            # 更新 full_path 的基准路径（为下一层准备）
-            if new_locations:
-                parent_full_path = new_locations[0].full_path
+            generated_ids.extend(current_parents)
 
         db.session.commit()