when applying for a credit card to fill in an email address, it is very important to choose a common and effective email address. The standard format is: user name @ email domain name. COM. If you use QQ email, your email address should be your digital account number, for example, 1234 corresponds to 1234@qq.com. In addition to basic digital accounts, QQ mailbox also supports English accounts (nice@qq.com or nice123@qq.com), foxmail.com accounts and mobile phone accounts. Although these accounts are managed in one mailbox, the account names will be different. In order to obtain these non-default accounts, you need to log in to the web version of QQ mailbox and enable it in account management. After enabling it, please confirm the correct email address before filling in. English account format is usually English or English plus number @qq.com, while foxmail account format is English or English plus number @foxmail.com, and mobile phone account number @qq.com, such as 138**********@qq.com.

make sure that the email address you choose is frequently used, and you can receive verification emails, because important information may be sent during the credit card application process. When filling in, be sure to check the completeness and accuracy of the account number to avoid any delay in the application process.