Procedure
Log on to the Elastic Compute Service (ECS) console. In the left-side navigation pane, click Applications. On the Applications page, click Create Application.
On the page that appears, set the Application Name and Description parameters. Select a resource group based on your business requirements. You can select Import Resources or Auto-create Groups.
Click Create. On the Applications page, click the name of the created application to go to the details page of the application.