Please follow these steps to setup your E-mail in your Outlook:

Step1: Tools -> Accounts
Step2: Add -> Mail
Step3: Type your name in this field
Step4: Type your E-mail address
Step5: Select POP3 or IMAP server, type "mail.gracetech.com.hk" in both fields.
POP3: Email is available when you are offline.
Email is not stored on the server, just keep in server until you launch outlook.
Your storage usage on the server is less.
IMAP: Email is available from any machine you happen to use.
Email is stored on the server.
Your storage usage on the server is more.
Your email would not be destroyed if your computer happen to crash, be stolen, or destroyed.
You can check your mail from other computer.
You can also access IMAP mail via our webmail website.

Step6: type your username and password
Step7: select your new account and press Properties
Step8: in the second tab, tick "My server requires authentication"
OK, you may now download your E-mail