diff --git a/otc_metadata/data/documents/ctd-umn.yaml b/otc_metadata/data/documents/ctd-umn.yaml
new file mode 100644
index 00000000..2b7ddde8
--- /dev/null
+++ b/otc_metadata/data/documents/ctd-umn.yaml
@@ -0,0 +1,8 @@
+---
+html_location: docs/ctd/umn
+link: /cloud-topology-designer/umn/
+pdf_name: ctd-umn
+rst_location: umn/source
+service_type: ctd
+title: User Guide
+type: umn
diff --git a/otc_metadata/data/services/ctd.yaml b/otc_metadata/data/services/ctd.yaml
new file mode 100644
index 00000000..7b97a3c6
--- /dev/null
+++ b/otc_metadata/data/services/ctd.yaml
@@ -0,0 +1,13 @@
+---
+environment: hidden
+repositories:
+- environment: public
+  repo: opentelekomcloud-docs/cloud-topology-designer
+  type: github
+service_category: other
+service_title: Cloud Topology Designer
+service_type: ctd
+service_uri: cloud-topology-designer
+teams:
+- name: topology-designer-rw
+  permission: write