diff --git a/sf_manufacturing/models/mrp_production.py b/sf_manufacturing/models/mrp_production.py
index c3175ade..611dc795 100644
--- a/sf_manufacturing/models/mrp_production.py
+++ b/sf_manufacturing/models/mrp_production.py
@@ -432,7 +432,6 @@ class MrpProduction(models.Model):
     # 工艺确认
     def technology_confirm(self):
         process_parameters = []
-        account_moves = []
         purchase_orders = []
         parameters_not = []
         # 获取原有的工单对应的工序
@@ -443,10 +442,6 @@ class MrpProduction(models.Model):
             for deleted_design in deleted_designs:
                 workorder = self.env['mrp.workorder'].search([('technology_design_id', '=', deleted_design.id)])
                 purchase = workorder._get_surface_technics_purchase_ids()
-                account = self.env['account.move'].search([('id', 'in', purchase.invoice_ids.ids)])
-                if account.state not in ['cancel', False]:
-                    if account.name not in account_moves:
-                        account_moves.append(account.name)
                 if purchase.state not in ['cancel','draft', False]:
                     purchase_orders.append(purchase.name)
         special_design = self.technology_design_ids.filtered(
@@ -460,9 +455,7 @@ class MrpProduction(models.Model):
                 if not product_production_process:
                     if special.process_parameters_id not in process_parameters:
                         process_parameters.append(special.process_parameters_id.display_name)
-            
-        if account_moves:
-            raise UserError(_("请联系工厂生产经理对该（%s）账单进行取消", ", ".join(account_moves)))
+
         if purchase_orders:
             raise UserError(_("请联系工厂生产经理对该（%s）采购订单进行取消", ", ".join(purchase_orders)))
         if parameters_not:
diff --git a/sf_manufacturing/models/purchase_order.py b/sf_manufacturing/models/purchase_order.py
index c1f7cea8..313d2e73 100644
--- a/sf_manufacturing/models/purchase_order.py
+++ b/sf_manufacturing/models/purchase_order.py
@@ -4,6 +4,7 @@
 from collections import defaultdict
 
 from odoo import api, fields, models, _
+from odoo.exceptions import UserError
 from odoo.tools import OrderedSet
 
 
@@ -16,6 +17,20 @@ class PurchaseOrder(models.Model):
         compute='_compute_workorder_count',
     )
 
+    def button_cancel(self):
+        account_moves = set()  # 使用集合以避免重复，并提高查找速度
+        accounts = self.env['account.move'].search(
+            [('id', 'in', self.invoice_ids.ids), ('state', 'not in', ['cancel', False])])
+
+        # 直接筛选掉状态为'cancel'或False的记录，避免多次迭代
+        for account in accounts:
+            account_moves.add(account.name)  # 使用set的add方法避免重复添加
+
+        # 如果你需要list形式的结果，可以将set转换为list
+        account_moves = list(account_moves)
+        if account_moves:
+            raise UserError(_("请联系工厂生产经理对该采购单的账单进行取消"))
+        return super(PurchaseOrder, self).button_cancel()
     def action_view_production(self):
         origins = [order.name for order in self.picking_ids]
         production_id = self.env['mrp.production'].search([('origin', 'in', origins)])