How to set the user name for online banking users of Bank of Communications SMS Password Edition? And his card number is 6 digits. Do I need to add a space?

According to an insider, the online banking of Bank of Communications should be opened at the counter first, and then activated. After activation, you can edit the user name and change it later in your personal information. The password must be a combination of numbers and letters, with no less than 6 digits. Enter the card number without spaces! I am an insider, hee hee!