Hello, email address is email address, such as Sina email address (for example: 123456@sina.com) and Netease email address (for example: 123456@ 163.com). If you have a QQ number, you can also fill in the QQ email address (for example, 123456@qq.com).

(You can consult the credit card service information of China Merchants Bank online through QQ or WeChat. Method 1: Search 4008205555 among QQ corporate friends, and add China Merchants Bank Credit Card Center as a friend; Method 2: Search for "cmb4008205555" on WeChat, and pay attention to China Merchants Bank Credit Card Center)