diff --git a/apps/perms/api/user_permission/__init__.py b/apps/perms/api/user_permission/__init__.py
index 917693371..dc67ce7f2 100644
--- a/apps/perms/api/user_permission/__init__.py
+++ b/apps/perms/api/user_permission/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-from .tree import *  # noqa fix circular import
 from .nodes import *
 from .assets import *
 from .accounts import *
+from .tree import *
diff --git a/apps/perms/api/user_permission/mixin.py b/apps/perms/api/user_permission/mixin.py
index 24ed7fbc1..fad2dfb38 100644
--- a/apps/perms/api/user_permission/mixin.py
+++ b/apps/perms/api/user_permission/mixin.py
@@ -3,13 +3,17 @@
 from django.shortcuts import get_object_or_404
 from django.utils.translation import gettext_lazy as _
 from rest_framework.request import Request
+from django.core.cache import cache
 
 from common.exceptions import JMSObjectDoesNotExist
-from common.utils import is_uuid
+from common.utils.http import is_true
+from common.utils import lazyproperty, is_uuid
 from rbac.permissions import RBACPermission
 from users.models import User
+from perms.utils import UserPermTreeRefreshUtil
 
-__all__ = ['SelfOrPKUserMixin']
+
+__all__ = ['SelfOrPKUserMixin', 'RebuildTreeMixin']
 
 
 class SelfOrPKUserMixin:
@@ -57,3 +61,33 @@ class SelfOrPKUserMixin:
 
     def request_user_is_self(self):
         return self.kwargs.get('user') in ['my', 'self']
+
+
+class RebuildTreeMixin:
+    user: User
+    request: Request
+
+    def get(self, request, *args, **kwargs):
+        UserPermTreeRefreshUtil(self.user).refresh_if_need(force=self.is_force_refresh_tree)
+        return super().get(request, *args, **kwargs)
+
+    @lazyproperty
+    def is_force_refresh_tree(self):
+        force = is_true(self.request.query_params.get('rebuild_tree'))
+        if not force:
+            force = self.compute_is_force_refresh()
+        return force
+
+    def compute_is_force_refresh(self):
+        """ 5s 内连续刷新三次转为强制刷新 """
+        force_timeout = 5
+        force_max_count = 3
+        force_cache_key = '{user_id}:{path}'.format(user_id=self.user.id, path=self.request.path)
+        count = cache.get(force_cache_key, 1)
+        if count >= force_max_count:
+            force = True
+            cache.delete(force_cache_key)
+        else:
+            force = False
+            cache.set(force_cache_key, count + 1, force_timeout)
+        return force
diff --git a/apps/perms/api/user_permission/nodes.py b/apps/perms/api/user_permission/nodes.py
index ccd6afbbd..ca1c2cfbd 100644
--- a/apps/perms/api/user_permission/nodes.py
+++ b/apps/perms/api/user_permission/nodes.py
@@ -8,8 +8,7 @@ from assets.models import Node
 from common.utils import get_logger, lazyproperty
 from perms import serializers
 from perms.utils import UserPermNodeUtil
-from .mixin import SelfOrPKUserMixin
-from .tree.mixin import RebuildTreeMixin
+from .mixin import SelfOrPKUserMixin, RebuildTreeMixin
 
 logger = get_logger(__name__)
 
diff --git a/apps/perms/api/user_permission/tree/asset.py b/apps/perms/api/user_permission/tree/asset.py
index ee0cb72ff..a20c131f9 100644
--- a/apps/perms/api/user_permission/tree/asset.py
+++ b/apps/perms/api/user_permission/tree/asset.py
@@ -4,7 +4,7 @@ from rest_framework.response import Response
 from assets.api import SerializeToTreeNodeMixin
 from assets.models import Asset
 from common.utils import get_logger
-from .mixin import RebuildTreeMixin
+from ..mixin import RebuildTreeMixin
 from ..assets import UserAllPermedAssetsApi
 
 logger = get_logger(__name__)
diff --git a/apps/perms/api/user_permission/tree/mixin.py b/apps/perms/api/user_permission/tree/mixin.py
deleted file mode 100644
index 46714ce05..000000000
--- a/apps/perms/api/user_permission/tree/mixin.py
+++ /dev/null
@@ -1,40 +0,0 @@
-from django.core.cache import cache
-
-from rest_framework.request import Request
-
-from common.utils.http import is_true
-from common.utils import lazyproperty
-from perms.utils import UserPermTreeRefreshUtil
-from users.models import User
-
-__all__ = ['RebuildTreeMixin']
-
-
-class RebuildTreeMixin:
-    user: User
-    request: Request
-
-    def get(self, request, *args, **kwargs):
-        UserPermTreeRefreshUtil(self.user).refresh_if_need(force=self.is_force_refresh_tree)
-        return super().get(request, *args, **kwargs)
-
-    @lazyproperty
-    def is_force_refresh_tree(self):
-        force = is_true(self.request.query_params.get('rebuild_tree'))
-        if not force:
-            force = self.compute_is_force_refresh()
-        return force
-
-    def compute_is_force_refresh(self):
-        """ 5s 内连续刷新三次转为强制刷新 """
-        force_timeout = 5
-        force_max_count = 3
-        force_cache_key = '{user_id}:{path}'.format(user_id=self.user.id, path=self.request.path)
-        count = cache.get(force_cache_key, 1)
-        if count >= force_max_count:
-            force = True
-            cache.delete(force_cache_key)
-        else:
-            force = False
-            cache.set(force_cache_key, count + 1, force_timeout)
-        return force
diff --git a/apps/perms/api/user_permission/tree/node_with_asset.py b/apps/perms/api/user_permission/tree/node_with_asset.py
index 114c5475e..6ea22fc69 100644
--- a/apps/perms/api/user_permission/tree/node_with_asset.py
+++ b/apps/perms/api/user_permission/tree/node_with_asset.py
@@ -21,8 +21,7 @@ from perms.hands import Node
 from perms.models import PermNode
 from perms.utils import PermAssetDetailUtil, UserPermNodeUtil
 from perms.utils import UserPermAssetUtil
-from .mixin import RebuildTreeMixin
-from ..mixin import SelfOrPKUserMixin
+from ..mixin import SelfOrPKUserMixin, RebuildTreeMixin
 
 __all__ = [
     'UserGrantedK8sAsTreeApi',