diff --git a/apps/acls/models/login_asset_acl.py b/apps/acls/models/login_asset_acl.py
index 8d920e4d5..3425ac8de 100644
--- a/apps/acls/models/login_asset_acl.py
+++ b/apps/acls/models/login_asset_acl.py
@@ -90,7 +90,7 @@ class LoginAssetACL(BaseACL, OrgModelMixin):
             'applicant': user,
             'apply_login_user': user,
             'apply_login_asset': asset,
-            'apply_login_account': account,
+            'apply_login_account': str(account),
             'org_id': org_id,
         }
         ticket = ApplyLoginAssetTicket.objects.create(**data)
diff --git a/apps/acls/serializers/login_asset_check.py b/apps/acls/serializers/login_asset_check.py
index b85d092ae..2240cb8d6 100644
--- a/apps/acls/serializers/login_asset_check.py
+++ b/apps/acls/serializers/login_asset_check.py
@@ -2,8 +2,7 @@ from rest_framework import serializers
 from orgs.utils import tmp_to_root_org
 from common.utils import get_object_or_none, lazyproperty
 from users.models import User
-from assets.models import Asset
-
+from assets.models import Asset, Account
 
 __all__ = ['LoginAssetCheckSerializer']
 
@@ -18,7 +17,7 @@ class LoginAssetCheckSerializer(serializers.Serializer):
         super().__init__(*args, **kwargs)
         self.user = None
         self.asset = None
-        self._account = None
+        self.account = None
         self._account_username = None
 
     def validate_user_id(self, user_id):
@@ -29,6 +28,10 @@ class LoginAssetCheckSerializer(serializers.Serializer):
         self.asset = self.validate_object_exist(Asset, asset_id)
         return asset_id
 
+    def validate_account_id(self, account_id):
+        self.account = self.validate_object_exist(Account, account_id)
+        return account_id
+
     @staticmethod
     def validate_object_exist(model, field_id):
         with tmp_to_root_org():
diff --git a/apps/assets/api/gathered_user.py b/apps/assets/api/gathered_user.py
index c5c9ece64..8fcf59456 100644
--- a/apps/assets/api/gathered_user.py
+++ b/apps/assets/api/gathered_user.py
@@ -16,5 +16,5 @@ class GatheredUserViewSet(OrgModelViewSet):
     serializer_class = GatheredUserSerializer
     extra_filter_backends = [AssetRelatedByNodeFilterBackend]
 
-    filterset_fields = ['asset', 'username', 'present', 'asset__ip', 'asset__name', 'asset_id']
-    search_fields = ['username', 'asset__ip', 'asset__name']
+    filterset_fields = ['asset', 'username', 'present', 'asset__address', 'asset__name', 'asset_id']
+    search_fields = ['username', 'asset__address', 'asset__name']
diff --git a/apps/assets/models/asset/common.py b/apps/assets/models/asset/common.py
index eadb0593c..f94143c6e 100644
--- a/apps/assets/models/asset/common.py
+++ b/apps/assets/models/asset/common.py
@@ -98,7 +98,7 @@ class Asset(AbsConnectivity, NodesRelationMixin, JMSOrgBaseModel):
     objects = AssetManager.from_queryset(AssetQuerySet)()
 
     def __str__(self):
-        return '{0.name}({0.ip})'.format(self)
+        return '{0.name}({0.address})'.format(self)
 
     def get_target_ip(self):
         return self.address
diff --git a/apps/assets/models/cmd_filter.py b/apps/assets/models/cmd_filter.py
index 916170cfd..e26393fff 100644
--- a/apps/assets/models/cmd_filter.py
+++ b/apps/assets/models/cmd_filter.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 #
-import uuid
 import re
+import uuid
 
 from django.db import models
 from django.db.models import Q
@@ -9,10 +9,9 @@ from django.core.validators import MinValueValidator, MaxValueValidator
 from django.utils.translation import ugettext_lazy as _
 
 from users.models import User, UserGroup
-from ..models import Asset
-
-from common.utils import lazyproperty, get_logger, get_object_or_none
 from orgs.mixins.models import OrgModelMixin
+from common.utils import lazyproperty, get_logger, get_object_or_none
+from ..models import Asset, Account
 
 logger = get_logger(__file__)
 
@@ -167,7 +166,7 @@ class CommandFilterRule(OrgModelMixin):
             'applicant': session.user_obj,
             'apply_run_user_id': session.user_id,
             'apply_run_asset': str(session.asset),
-            'apply_run_system_user_id': session.system_user_id,
+            'apply_run_account': str(session.account),
             'apply_run_command': run_command[:4090],
             'apply_from_session_id': str(session.id),
             'apply_from_cmd_filter_rule_id': str(cmd_filter_rule.id),
@@ -180,9 +179,10 @@ class CommandFilterRule(OrgModelMixin):
         return ticket
 
     @classmethod
-    def get_queryset(cls, user_id=None, user_group_id=None, system_user_id=None,
-                     asset_id=None, application_id=None, org_id=None):
-        from applications.models import Application
+    def get_queryset(
+            cls, user_id=None, user_group_id=None, system_user_id=None,
+            asset_id=None, org_id=None
+    ):
         user_groups = []
         user = get_object_or_none(User, pk=user_id)
         if user:
@@ -191,23 +191,19 @@ class CommandFilterRule(OrgModelMixin):
         if user_group:
             org_id = user_group.org_id
             user_groups.append(user_group)
-        system_user = get_object_or_none(SystemUser, pk=system_user_id)
+        account = get_object_or_none(Account, pk=system_user_id)
         asset = get_object_or_none(Asset, pk=asset_id)
-        application = get_object_or_none(Application, pk=application_id)
         q = Q()
         if user:
             q |= Q(users=user)
         if user_groups:
             q |= Q(user_groups__in=set(user_groups))
-        if system_user:
-            org_id = system_user.org_id
-            q |= Q(system_users=system_user)
+        if account:
+            org_id = account.org_id
+            q |= Q(accounts=account)
         if asset:
             org_id = asset.org_id
             q |= Q(assets=asset)
-        if application:
-            org_id = application.org_id
-            q |= Q(applications=application)
         if q:
             cmd_filters = CommandFilter.objects.filter(q).filter(is_active=True)
             if org_id:
diff --git a/apps/audits/api.py b/apps/audits/api.py
index 42ae0993c..6cb2e1283 100644
--- a/apps/audits/api.py
+++ b/apps/audits/api.py
@@ -144,7 +144,7 @@ class CommandExecutionHostRelationViewSet(OrgRelationMixin, OrgBulkModelViewSet)
         queryset = queryset.annotate(
             asset_display=Concat(
                 F('asset__name'), Value('('),
-                F('asset__ip'), Value(')')
+                F('asset__address'), Value(')')
             )
         )
         return queryset
diff --git a/apps/audits/filters.py b/apps/audits/filters.py
index b8bf466ec..a6c44b5c5 100644
--- a/apps/audits/filters.py
+++ b/apps/audits/filters.py
@@ -49,7 +49,7 @@ class CommandExecutionFilter(BaseFilterSet):
         queryset = queryset.annotate(
             hostname_ip=Concat(
                 F('asset__hostname'), Value('('),
-                F('asset__ip'), Value(')')
+                F('asset__address'), Value(')')
             )
         ).filter(hostname_ip__icontains=value)
         return queryset
diff --git a/apps/perms/api/asset_permission_relation.py b/apps/perms/api/asset_permission_relation.py
index 247333086..d63b326b2 100644
--- a/apps/perms/api/asset_permission_relation.py
+++ b/apps/perms/api/asset_permission_relation.py
@@ -78,7 +78,7 @@ class AssetPermissionAssetRelationViewSet(RelationMixin):
     filterset_fields = [
         'id', 'asset', 'assetpermission',
     ]
-    search_fields = ["id", "asset__name", "asset__ip", "assetpermission__name"]
+    search_fields = ["id", "asset__name", "asset__address", "assetpermission__name"]
 
     def get_queryset(self):
         queryset = super().get_queryset()
diff --git a/apps/tickets/const.py b/apps/tickets/const.py
index d97e6716e..f52c74930 100644
--- a/apps/tickets/const.py
+++ b/apps/tickets/const.py
@@ -8,7 +8,6 @@ class TicketType(TextChoices):
     general = 'general', _("General")
     login_confirm = 'login_confirm', _("Login confirm")
     apply_asset = 'apply_asset', _('Apply for asset')
-    apply_application = 'apply_application', _('Apply for application')
     login_asset_confirm = 'login_asset_confirm', _('Login asset confirm')
     command_confirm = 'command_confirm', _('Command confirm')
 
diff --git a/apps/tickets/handlers/apply_application.py b/apps/tickets/handlers/apply_application.py
deleted file mode 100644
index 287c70c4a..000000000
--- a/apps/tickets/handlers/apply_application.py
+++ /dev/null
@@ -1,67 +0,0 @@
-from django.utils.translation import ugettext as _
-
-from orgs.utils import tmp_to_org
-from perms.models import ApplicationPermission
-from tickets.models import ApplyApplicationTicket
-from .base import BaseHandler
-
-
-class Handler(BaseHandler):
-    ticket: ApplyApplicationTicket
-
-    def _on_step_approved(self, step):
-        is_finished = super()._on_step_approved(step)
-        if is_finished:
-            self._create_application_permission()
-
-    # permission
-    def _create_application_permission(self):
-        org_id = self.ticket.org_id
-        with tmp_to_org(org_id):
-            application_permission = ApplicationPermission.objects.filter(id=self.ticket.id).first()
-            if application_permission:
-                return application_permission
-
-            apply_applications = self.ticket.apply_applications.all()
-            apply_system_users = self.ticket.apply_system_users.all()
-
-        apply_permission_name = self.ticket.apply_permission_name
-        apply_actions = self.ticket.apply_actions
-        apply_category = self.ticket.apply_category
-        apply_type = self.ticket.apply_type
-        apply_date_start = self.ticket.apply_date_start
-        apply_date_expired = self.ticket.apply_date_expired
-        permission_created_by = '{}:{}'.format(
-            str(self.ticket.__class__.__name__), str(self.ticket.id)
-        )
-        permission_comment = _(
-            'Created by the ticket, '
-            'ticket title: {}, '
-            'ticket applicant: {}, '
-            'ticket processor: {}, '
-            'ticket ID: {}'
-        ).format(
-            self.ticket.title,
-            self.ticket.applicant,
-            ','.join([i['processor_display'] for i in self.ticket.process_map]),
-            str(self.ticket.id)
-        )
-        permissions_data = {
-            'id': self.ticket.id,
-            'name': apply_permission_name,
-            'from_ticket': True,
-            'category': apply_category,
-            'actions': apply_actions,
-            'type': apply_type,
-            'comment': str(permission_comment),
-            'created_by': permission_created_by,
-            'date_start': apply_date_start,
-            'date_expired': apply_date_expired,
-        }
-        with tmp_to_org(self.ticket.org_id):
-            application_permission = ApplicationPermission.objects.create(**permissions_data)
-            application_permission.users.add(self.ticket.applicant)
-            application_permission.applications.set(apply_applications)
-            application_permission.system_users.set(apply_system_users)
-
-        return application_permission
diff --git a/apps/tickets/handlers/apply_asset.py b/apps/tickets/handlers/apply_asset.py
index e9d29697d..3f2051120 100644
--- a/apps/tickets/handlers/apply_asset.py
+++ b/apps/tickets/handlers/apply_asset.py
@@ -1,7 +1,7 @@
 from django.utils.translation import ugettext as _
 
 from perms.models import AssetPermission
-from orgs.utils import tmp_to_org, tmp_to_root_org
+from orgs.utils import tmp_to_org
 from tickets.models import ApplyAssetTicket
 from .base import BaseHandler
 
@@ -24,7 +24,6 @@ class Handler(BaseHandler):
 
             apply_nodes = self.ticket.apply_nodes.all()
             apply_assets = self.ticket.apply_assets.all()
-            apply_system_users = self.ticket.apply_system_users.all()
 
         apply_permission_name = self.ticket.apply_permission_name
         apply_actions = self.ticket.apply_actions
@@ -61,6 +60,5 @@ class Handler(BaseHandler):
             asset_permission.users.add(self.ticket.applicant)
             asset_permission.nodes.set(apply_nodes)
             asset_permission.assets.set(apply_assets)
-            asset_permission.system_users.set(apply_system_users)
 
         return asset_permission
diff --git a/apps/tickets/handlers/base.py b/apps/tickets/handlers/base.py
index 81341ce8e..7b311799f 100644
--- a/apps/tickets/handlers/base.py
+++ b/apps/tickets/handlers/base.py
@@ -65,7 +65,7 @@ class BaseHandler:
         if state != TicketState.approved:
             return diff_context
 
-        if self.ticket.type not in [TicketType.apply_asset, TicketType.apply_application]:
+        if self.ticket.type == TicketType.apply_asset:
             return diff_context
 
         # 企业微信，钉钉审批不做diff
diff --git a/apps/tickets/migrations/0021_auto_20220921_1814.py b/apps/tickets/migrations/0021_auto_20220921_1814.py
new file mode 100644
index 000000000..5e9db6e06
--- /dev/null
+++ b/apps/tickets/migrations/0021_auto_20220921_1814.py
@@ -0,0 +1,34 @@
+# Generated by Django 3.2.13 on 2022-09-21 10:14
+
+from django.db import migrations, models
+
+
+def migrate_remove_application_flow(apps, schema_editor):
+    flow_model = apps.get_model('tickets', 'TicketFlow')
+    flow_model.objects.filter(type='apply_application').delete()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('tickets', '0020_auto_20220817_1346'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='ticket',
+            name='type',
+            field=models.CharField(
+                choices=[('general', 'General'), ('login_confirm', 'Login confirm'), ('apply_asset', 'Apply for asset'),
+                         ('login_asset_confirm', 'Login asset confirm'), ('command_confirm', 'Command confirm')],
+                default='general', max_length=64, verbose_name='Type'),
+        ),
+        migrations.AlterField(
+            model_name='ticketflow',
+            name='type',
+            field=models.CharField(
+                choices=[('general', 'General'), ('login_confirm', 'Login confirm'), ('apply_asset', 'Apply for asset'),
+                         ('login_asset_confirm', 'Login asset confirm'), ('command_confirm', 'Command confirm')],
+                default='general', max_length=64, verbose_name='Type'),
+        ),
+        migrations.RunPython(migrate_remove_application_flow),
+    ]
diff --git a/apps/tickets/serializers/ticket/apply_application.py b/apps/tickets/serializers/ticket/apply_application.py
deleted file mode 100644
index d70e850a5..000000000
--- a/apps/tickets/serializers/ticket/apply_application.py
+++ /dev/null
@@ -1,65 +0,0 @@
-from django.utils.translation import ugettext as _
-from rest_framework import serializers
-
-from perms.models import ApplicationPermission
-from perms.serializers.permission import ActionsField
-from orgs.utils import tmp_to_org
-from applications.models import Application
-from tickets.models import ApplyApplicationTicket
-from .ticket import TicketApplySerializer
-from .common import BaseApplyAssetApplicationSerializer
-
-__all__ = ['ApplyApplicationSerializer', 'ApplyApplicationDisplaySerializer', 'ApproveApplicationSerializer']
-
-
-class ApplyApplicationSerializer(BaseApplyAssetApplicationSerializer, TicketApplySerializer):
-    apply_actions = ActionsField(required=True, allow_empty=False)
-    permission_model = ApplicationPermission
-
-    class Meta:
-        model = ApplyApplicationTicket
-        writeable_fields = [
-            'id', 'title', 'type', 'apply_category',
-            'apply_type', 'apply_applications', 'apply_system_users',
-            'apply_actions', 'apply_date_start', 'apply_date_expired', 'org_id'
-        ]
-        fields = TicketApplySerializer.Meta.fields + \
-                 writeable_fields + ['apply_permission_name', 'apply_actions_display']
-        read_only_fields = list(set(fields) - set(writeable_fields))
-        ticket_extra_kwargs = TicketApplySerializer.Meta.extra_kwargs
-        extra_kwargs = {
-            'apply_applications': {'required': False, 'allow_empty': True},
-            'apply_system_users': {'required': False, 'allow_empty': True},
-        }
-        extra_kwargs.update(ticket_extra_kwargs)
-
-    def validate_apply_applications(self, applications):
-        if self.is_final_approval and not applications:
-            raise serializers.ValidationError(_('This field is required.'))
-        tp = self.initial_data.get('apply_type')
-        return self.filter_many_to_many_field(Application, applications, type=tp)
-
-
-class ApproveApplicationSerializer(ApplyApplicationSerializer):
-    class Meta(ApplyApplicationSerializer.Meta):
-        read_only_fields = ApplyApplicationSerializer.Meta.read_only_fields + ['title', 'type']
-
-
-class ApplyApplicationDisplaySerializer(ApplyApplicationSerializer):
-    apply_applications = serializers.SerializerMethodField()
-    apply_system_users = serializers.SerializerMethodField()
-
-    class Meta:
-        model = ApplyApplicationSerializer.Meta.model
-        fields = ApplyApplicationSerializer.Meta.fields
-        read_only_fields = fields
-
-    @staticmethod
-    def get_apply_applications(instance):
-        with tmp_to_org(instance.org_id):
-            return instance.apply_applications.values_list('id', flat=True)
-
-    @staticmethod
-    def get_apply_system_users(instance):
-        with tmp_to_org(instance.org_id):
-            return instance.apply_system_users.values_list('id', flat=True)
diff --git a/apps/tickets/serializers/ticket/apply_asset.py b/apps/tickets/serializers/ticket/apply_asset.py
index f2ed156ad..2dcbb6eb6 100644
--- a/apps/tickets/serializers/ticket/apply_asset.py
+++ b/apps/tickets/serializers/ticket/apply_asset.py
@@ -23,17 +23,18 @@ class ApplyAssetSerializer(BaseApplyAssetApplicationSerializer, TicketApplySeria
         model = ApplyAssetTicket
         writeable_fields = [
             'id', 'title', 'type', 'apply_nodes', 'apply_assets',
-            'apply_system_users', 'apply_actions',
-            'apply_date_start', 'apply_date_expired', 'org_id'
+            'apply_accounts', 'apply_actions', 'org_id',
+            'apply_date_start', 'apply_date_expired'
+        ]
+        fields = TicketApplySerializer.Meta.fields + writeable_fields + [
+            'apply_permission_name', 'apply_actions_display'
         ]
-        fields = TicketApplySerializer.Meta.fields + \
-                 writeable_fields + ['apply_permission_name', 'apply_actions_display']
         read_only_fields = list(set(fields) - set(writeable_fields))
         ticket_extra_kwargs = TicketApplySerializer.Meta.extra_kwargs
         extra_kwargs = {
             'apply_nodes': {'required': False, 'allow_empty': True},
             'apply_assets': {'required': False, 'allow_empty': True},
-            'apply_system_users': {'required': False, 'allow_empty': True},
+            'apply_accounts': {'required': False, 'allow_empty': True},
         }
         extra_kwargs.update(ticket_extra_kwargs)
 
@@ -58,13 +59,14 @@ class ApplyAssetSerializer(BaseApplyAssetApplicationSerializer, TicketApplySeria
 
 class ApproveAssetSerializer(ApplyAssetSerializer):
     class Meta(ApplyAssetSerializer.Meta):
-        read_only_fields = ApplyAssetSerializer.Meta.read_only_fields + ['title', 'type']
+        read_only_fields = ApplyAssetSerializer.Meta.read_only_fields + [
+            'title', 'type'
+        ]
 
 
 class ApplyAssetDisplaySerializer(ApplyAssetSerializer):
     apply_nodes = serializers.SerializerMethodField()
     apply_assets = serializers.SerializerMethodField()
-    apply_system_users = serializers.SerializerMethodField()
 
     class Meta:
         model = ApplyAssetSerializer.Meta.model
@@ -80,8 +82,3 @@ class ApplyAssetDisplaySerializer(ApplyAssetSerializer):
     def get_apply_assets(instance):
         with tmp_to_org(instance.org_id):
             return instance.apply_assets.values_list('id', flat=True)
-
-    @staticmethod
-    def get_apply_system_users(instance):
-        with tmp_to_org(instance.org_id):
-            return instance.apply_system_users.values_list('id', flat=True)
diff --git a/apps/tickets/serializers/ticket/command_confirm.py b/apps/tickets/serializers/ticket/command_confirm.py
index c52bfd153..fced49976 100644
--- a/apps/tickets/serializers/ticket/command_confirm.py
+++ b/apps/tickets/serializers/ticket/command_confirm.py
@@ -10,7 +10,7 @@ class ApplyCommandConfirmSerializer(TicketApplySerializer):
     class Meta:
         model = ApplyCommandTicket
         fields = TicketApplySerializer.Meta.fields + [
-            'apply_run_user', 'apply_run_asset', 'apply_run_system_user',
+            'apply_run_user', 'apply_run_asset', 'apply_run_account',
             'apply_run_command', 'apply_from_session', 'apply_from_cmd_filter',
             'apply_from_cmd_filter_rule'
         ]
diff --git a/apps/tickets/serializers/ticket/common.py b/apps/tickets/serializers/ticket/common.py
index 8da30e458..f38f97a43 100644
--- a/apps/tickets/serializers/ticket/common.py
+++ b/apps/tickets/serializers/ticket/common.py
@@ -53,17 +53,16 @@ class BaseApplyAssetApplicationSerializer(serializers.Serializer):
             qs = model.objects.filter(id__in=ids, **kwargs).values_list('id', flat=True)
         return list(qs)
 
-    def validate_apply_account(self, system_users):
-        if self.is_final_approval and not system_users:
+    def validate_apply_accounts(self, accounts):
+        if self.is_final_approval and not accounts:
             raise serializers.ValidationError(_('This field is required.'))
-        return self.filter_many_to_many_field(SystemUser, system_users)
+        return accounts
 
     def validate(self, attrs):
         attrs = super().validate(attrs)
 
         apply_date_start = attrs['apply_date_start'].strftime('%Y-%m-%d %H:%M:%S')
         apply_date_expired = attrs['apply_date_expired'].strftime('%Y-%m-%d %H:%M:%S')
-
         if apply_date_expired <= apply_date_start:
             error = _('The expiration date should be greater than the start date')
             raise serializers.ValidationError({'apply_date_expired': error})
diff --git a/apps/tickets/serializers/ticket/login_asset_confirm.py b/apps/tickets/serializers/ticket/login_asset_confirm.py
index 9e3076f0f..43d54d327 100644
--- a/apps/tickets/serializers/ticket/login_asset_confirm.py
+++ b/apps/tickets/serializers/ticket/login_asset_confirm.py
@@ -10,5 +10,5 @@ class LoginAssetConfirmSerializer(TicketApplySerializer):
     class Meta:
         model = ApplyLoginAssetTicket
         fields = TicketApplySerializer.Meta.fields + [
-            'apply_login_user', 'apply_login_asset', 'apply_login_system_user'
+            'apply_login_user', 'apply_login_asset', 'apply_login_account'
         ]