diff --git a/src/spaceone/inventory_v2/connector/collector_plugin_connector/collector_plugin_v1_connector.py b/src/spaceone/inventory_v2/connector/collector_plugin_connector/collector_plugin_v1_connector.py
index 21ff8c5..fca82a5 100644
--- a/src/spaceone/inventory_v2/connector/collector_plugin_connector/collector_plugin_v1_connector.py
+++ b/src/spaceone/inventory_v2/connector/collector_plugin_connector/collector_plugin_v1_connector.py
@@ -87,7 +87,10 @@ def _convert_resource_in_resource_data(resource_data: dict) -> dict:
         if _resource := resource_data.get("resource"):
             resource_type = resource_data.get("resource_type")
             if resource_type == "inventory.Region":
-                pass
+                _resource["region_id"] = (
+                    f"{_resource['provider']}-{_resource['region_code']}"
+                )
+
             elif resource_type == "inventory.Metric":
                 metric_resource_type = _resource.get("resource_type")
                 _resource["resource_type"] = metric_resource_type.replace(
diff --git a/src/spaceone/inventory_v2/manager/__init__.py b/src/spaceone/inventory_v2/manager/__init__.py
index 783fdf6..083af3e 100644
--- a/src/spaceone/inventory_v2/manager/__init__.py
+++ b/src/spaceone/inventory_v2/manager/__init__.py
@@ -1,6 +1,5 @@
 from spaceone.inventory_v2.manager.asset_manager import AssetManager
 from spaceone.inventory_v2.manager.asset_type_manager import AssetTypeManager
-from spaceone.inventory_v2.lib.resource_manager import ResourceManager
 from spaceone.inventory_v2.manager.region_manager import RegionManager
 from spaceone.inventory_v2.manager.collecting_manager import CollectingManager
 from spaceone.inventory_v2.manager.namespace_group_manager import NamespaceGroupManager
diff --git a/src/spaceone/inventory_v2/manager/region_manager.py b/src/spaceone/inventory_v2/manager/region_manager.py
index 82de5a9..cb2bf2b 100644
--- a/src/spaceone/inventory_v2/manager/region_manager.py
+++ b/src/spaceone/inventory_v2/manager/region_manager.py
@@ -12,6 +12,9 @@
 
 
 class RegionManager(BaseManager, ResourceManager):
+    resource_keys = ["region_id"]
+    query_method = "list_regions"
+
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.region_model = Region()
diff --git a/src/spaceone/inventory_v2/service/asset_service.py b/src/spaceone/inventory_v2/service/asset_service.py
index a3a945a..86bdaa7 100644
--- a/src/spaceone/inventory_v2/service/asset_service.py
+++ b/src/spaceone/inventory_v2/service/asset_service.py
@@ -374,9 +374,6 @@ def list(self, params: AssetSearchQueryRequest) -> Union[AssetsResponse, dict]:
         )
 
         assets_info = [asset_vo.to_dict() for asset_vo in asset_vos]
-
-        for asset_info in assets_info:
-            print(asset_info)
         return AssetsResponse(results=assets_info, total_count=total_count)
 
     @transaction(