diff --git a/apps/inm/serializers.py b/apps/inm/serializers.py
index 7f439499..05987c5c 100644
--- a/apps/inm/serializers.py
+++ b/apps/inm/serializers.py
@@ -127,7 +127,7 @@ class MIOItemCreateSerializer(CustomModelSerializer):
 
 
     def create(self, validated_data):
-        mio = validated_data['mio']
+        mio:MIO = validated_data['mio']
         mb = validated_data.get('mb', None)
         wm = validated_data.get('wm', None)
         if mb:
@@ -186,6 +186,12 @@ class MIOItemCreateSerializer(CustomModelSerializer):
                             raise ParseError('请提供产品明细编号')
                     else:
                         raise ParseError('不支持自动生成请提供产品明细')
+                elif len(mioitemw) >= 1:
+                    pass
+                elif mio.type in [MIO.MIO_TYPE_PUR_IN, MIO.MIO_TYPE_OTHER_IN] and count==1:
+                    MIOItemw.objects.create(mioitem=instance, number=batch)
+
+
         return instance