diff --git a/quality_control/models/product_category.py b/quality_control/models/product_category.py
index 9b5535d4..17f26006 100644
--- a/quality_control/models/product_category.py
+++ b/quality_control/models/product_category.py
@@ -21,4 +21,12 @@ class ProductCategory(models.Model):
         args += [('name', 'not in', ['Saleable', 'Expenses', 'Deliveries'])]
 
         # 调用父类的 name_search 方法
-        return super(ProductCategory, self).name_search(name, args=args, operator=operator, limit=limit)
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+        return super(ProductCategory, self).name_search(name, args=args, operator=operator, limit=limit)
+
+    @api.model
+    def search(self, args, limit=100, offset=0, order=None, count=False):
+        # 添加过滤条件，确保只返回名称不在指定列表中的记录
+        args += [('name', 'not in', ['Saleable', 'Expenses', 'Deliveries'])]
+
+        # 调用父类的 search 方法
+        return super(ProductCategory, self).search(args, limit=limit, offset=offset, order=order, count=count)
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