Win8 Sysprep with Multilingual

Hello Sir , I have made Win8 Sysprep English Windows ... en-us and zh-hk and zh-cn (3 disks). Now I want to make it into one disk call Win8 Sysprep Multilingual. It's just like when you buy a Factory notebook and start the Windows 8. Before input user name , you can choose language of different countries. I found the Microsoft tutorial here : Step-by-Step: Multilingual Image Creation...