diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index b13db479..2a283ee5 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -314,8 +314,16 @@ class MlogSerializer(CustomModelSerializer):
                 if mlogb:
                     for item in mlogb:
                         if item['material_out'].id in brotherId_should_list:
-                            Mlogb.objects.create(
-                                mlog=instance, batch=instance.batch, mtask=instance.mtask, material_out=item['material_out'], count_ok=item['count_ok'])
+                            mlogbx = Mlogb.objects.create(
+                                mlog=instance, 
+                                batch=instance.batch, 
+                                mtask=instance.mtask, 
+                                material_out=item['material_out'], 
+                                count_ok=item['count_ok'])
+                            if wm_in:
+                                mlogbx.batch_ofrom = wm_in.batch_ofrom
+                                mlogbx.material_ofrom = wm_in.material_ofrom
+                                mlogbx.save(update_fields=["batch_ofrom", "material_ofrom"])
                 else:
                     raise ValidationError('缺少产出物信息')
             else: