Restrictions and Limitations

You can enable Enterprise Project for only enterprise accounts.
You can create up to 100 enterprise projects for an enterprise account. If you need to increase the quota, see How Do I Apply for a Higher Quota. The quota can be increased to a maximum amount of 256.
Disabled enterprise projects cannot be modified.
Disabled enterprise projects are still counted towards your enterprise project quota. If your enterprise project quota is insufficient, you can contact O&M personnel to delete enterprise projects.
Disabled enterprise projects will not be displayed in the drop-down list of Enterprise Project on the page where you buy a cloud resource. You cannot add resources or user groups to a disabled enterprise project. You can enable disabled enterprise projects as needed.
If an enterprise project contains any resources that are included in an unfinished order, the project cannot be disabled. Unfinished orders refer to the orders in the following states: pending payment, processing, pending review, and pending approval.
Default enterprise projects cannot be modified or disabled.
Test enterprise projects cannot be disabled.
Currently, commercial projects cannot be converted to test projects.
Currently, resources can only be transferred between commercial projects or test projects.
Default enterprise projects are commercial projects by default. You cannot transfer resources between a test project and a default project.
Only enterprise master accounts or IAM users with administrator permissions can view resource transfer events.
A project name can contain up to 255 characters and can only be composed of letters, digits, underscores (_), and hyphens (-). Any form of "default" must be avoided in the project name. A project description can contain up to 512 characters.
You can add up to 10 tags to each resource.