1. Login to your Cloud Drive(disk.readyspace.com).
2. Hover over the library or folder.
3. Click the share icon 
that appears.
4. A pop-up window will appear with all the share options.
5. Click Share to user or Share to group on the left panel.
6. Enter the user name or group name to share to and set permission. You can share the library or folder to several users.
7. Click submit.