diff --git a/sf_manufacturing/models/purchase_order.py b/sf_manufacturing/models/purchase_order.py
index 3d71b6c7..d05e6b63 100644
--- a/sf_manufacturing/models/purchase_order.py
+++ b/sf_manufacturing/models/purchase_order.py
@@ -58,19 +58,7 @@ class PurchaseOrder(models.Model):
             origins = [order.name for order in purchase.picking_ids]
             production_id = self.env['mrp.production'].search([('origin', 'in', origins)])
             purchase.production_count = len(production_id)
-
-    # def button_confirm(self):
-    #     super().button_confirm()
-    #     workorders = self.env['mrp.workorder'].search([('purchase_id', '=', self.id), ('state', '!=', 'cancel')])
-    #     for workorder in workorders:
-    #         if workorder.routing_type == '表面工艺' and workorder.is_subcontract is True:
-    #             move_out = workorder.move_subcontract_workorder_ids[1]
-    #             for mo in move_out:
-    #                 if mo.state != 'done':
-    #                     mo.write({'state': 'assigned', 'production_id': False})
-    #                     if not mo.move_line_ids:
-    #                         self.env['stock.move.line'].create(mo.get_move_line(workorder.production_id, workorder))
-    #     return True
+    
 
     origin_sale_id = fields.Many2one('sale.order', string='销售订单号', store=True, compute='_compute_origin_sale_id')
     origin_sale_ids = fields.Many2many('sale.order', string='销售订单号(多个)', store=True,
@@ -146,4 +134,11 @@ class PurchaseOrderLine(models.Model):
                 # 如果手动设置了 part_name，使用手动设置的值
                 record.part_name = record.manual_part_name
             if record.manual_part_number:
-                record.part_number = record.manual_part_number
\ No newline at end of file
+                record.part_number = record.manual_part_number
+
+    def write(self, vals):
+        if 'product_qty' in vals and vals.get('product_qty') <= 0:
+            raise UserError('请对【产品】中的【数量】进行输入')
+        if 'price_unit' in vals and vals.get('price_unit') <= 0:
+            raise UserError('请对【产品】中的【单价】进行输入')
+        return super(PurchaseOrderLine, self).write(vals)
\ No newline at end of file