diff --git a/cmdb-api/api/models/cmdb.py b/cmdb-api/api/models/cmdb.py
index f91f585..1619ac1 100644
--- a/cmdb-api/api/models/cmdb.py
+++ b/cmdb-api/api/models/cmdb.py
@@ -2,7 +2,6 @@
 
 
 import datetime
-
 from sqlalchemy.dialects.mysql import DOUBLE
 
 from api.extensions import db
@@ -464,6 +463,15 @@ class PreferenceSearchOption(Model):
     option = db.Column(db.JSON)
 
 
+class PreferenceCITypeOrder(Model):
+    __tablename__ = "c_pcto"
+
+    uid = db.Column(db.Integer, index=True, nullable=False)
+    type_id = db.Column(db.Integer, db.ForeignKey('c_ci_types.id'))
+    order = db.Column(db.SmallInteger, default=0)
+    is_tree = db.Column(db.Boolean, default=False)  # True is tree view, False is resource view
+
+
 # custom
 class CustomDashboard(Model):
     __tablename__ = "c_c_d"