diff --git a/sf_manufacturing/models/mrp_workorder.py b/sf_manufacturing/models/mrp_workorder.py
index cd449c69..e0449176 100644
--- a/sf_manufacturing/models/mrp_workorder.py
+++ b/sf_manufacturing/models/mrp_workorder.py
@@ -440,12 +440,12 @@ class ResMrpWorkOrder(models.Model):
         action['context'] = dict(self._context, default_origin=self.name)
         return action
 
-    @api.depends('state', 'production_id.name')
     def _compute_surface_technics_purchase_ids(self):
         for order in self:
             if order.routing_type == '表面工艺' and order.state not in ['cancel']:
-                domain = [('group_id', '=', self.production_id.procurement_group_id.id),
-                          ('purchase_type', '=', 'consignment'), ('state', '!=', 'cancel')]
+                domain = [('purchase_type', '=', 'consignment'),
+                          ('origin', 'like', '%' + self.production_id.name + '%'),
+                          ('state', '!=', 'cancel')]
                 # domain = [('purchase_type', '=', 'consignment'),
                 #           ('origin', 'like', '%' + self.production_id.name + '%'),
                 #           ('state', '!=', 'cancel')]