1. Generally speaking, it starts with the abbreviation of the company or the English name, followed by the abbreviation of the department.
2. Generally, the email address belongs to the company, and the bound information and mobile phone number should be in the hands of the company. Even if the old employees leave, they can let the new employees continue to use this mailbox, just change the password.
3. Shortness is better than length, and a short and exquisite enterprise email name (even full name) can always get twice the result with half the effort. Especially on the phone. You can use English abbreviations, but you'd better be able to express your ideas.
enterprise email user name and member (sub-account/user name) name, which can be composed of English letters, numbers from to 9, dots, minus signs or underscores;
the mailbox prefix is case-insensitive, that is, the same size has the same function and effect. (Domain names are also case-insensitive).