LunarPages 免费送的玉米如何修改信息

LunarPages 免费送的玉米，如何修改Administrative Contact，需要联系客服修改。

示范信：

Hello
I am a new customer of your company.
my user name is:
my email is:
When I was ordering a hosting, I chose the domain FreeTopOne.com for free. However, I can't edit any information of this domain. Please help me to edit "Administrative Contact" of the domain as I specify below:

Additionally, would you please tell me how to edit the information of the domain by myself, such as the url where to login to edit, the username , the password. In this way, I can edit it by myself fron now on.
Thank you!