diff --git a/apps/inm/serializers.py b/apps/inm/serializers.py
index 9c7910eb..8a5cb558 100644
--- a/apps/inm/serializers.py
+++ b/apps/inm/serializers.py
@@ -247,8 +247,11 @@ class MIODoSerializer(CustomModelSerializer):
     class Meta:
         model = MIO
         fields = ['id', 'number', 'note', 'do_user',
-                  'belong_dept', 'type', 'inout_date', 'mgroup', 'mio_user']
-        extra_kwargs = {'inout_date': {'required': True}, 'do_user': {'required': True}, 'number': {"required": False, "allow_blank": True}}
+                  'belong_dept', 'type', 'inout_date', 'mgroup', 'mio_user', 'type']
+        extra_kwargs = {'inout_date': {'required': True}, 
+                        'do_user': {'required': True}, 
+                        'number': {"required": False, "allow_blank": True},
+                        'type': {'required': True}}
 
     def validate(self, attrs):
         if 'mgroup' in attrs and attrs['mgroup']:
@@ -258,6 +261,11 @@ class MIODoSerializer(CustomModelSerializer):
         return attrs
     
     def create(self, validated_data):
+        type = validated_data['type']
+        if type in [MIO.MIO_TYPE_DO_IN, MIO.MIO_TYPE_DO_OUT, MIO.MIO_TYPE_BORROW_OUT, MIO.MIO_TYPE_RETURN_IN]:
+            pass
+        else:
+            raise ValidationError('出入库类型错误')
         if not validated_data.get("number", None):
             validated_data["number"] = MIO.get_a_number(validated_data["type"])
         if validated_data['type'] not in [MIO.MIO_TYPE_DO_OUT, MIO.MIO_TYPE_DO_IN]:
@@ -306,11 +314,17 @@ class MIOPurSerializer(CustomModelSerializer):
 
     class Meta:
         model = MIO
-        fields = ['id', 'number', 'note', 'pu_order', 'inout_date', 'supplier', 'mio_user']
-        extra_kwargs = {'inout_date': {'required': True}, 'number': {"required": False, "allow_blank": True}}
+        fields = ['id', 'number', 'note', 'pu_order', 'inout_date', 'supplier', 'mio_user', 'type']
+        extra_kwargs = {'inout_date': {'required': True}, 
+                        'number': {"required": False, "allow_blank": True},
+                        'type': {'required': True}}
 
     def create(self, validated_data):
-        validated_data['type'] = MIO.MIO_TYPE_PUR_IN
+        type = validated_data["type"]
+        if type in [MIO.MIO_TYPE_PUR_IN, MIO.MIO_TYPE_PUR_OUT]:
+            pass
+        else:
+            raise ValidationError('出入库类型错误')
         if not validated_data.get("number", None):
             validated_data["number"] = MIO.get_a_number(validated_data["type"])
         pu_order: PuOrder = validated_data.get('pu_order', None)