The present invention relates to computerized network technology. The method includes initializing the log-in window to create subscriber log-in interface; keying subscriber's name and cipher and creating mail window for subscriber to be judged legal; clicking the receiving button to collect mails to local file folder while displaying mail list; clicking the mail list to display mails, clicking address book button to store the address of the addresser in address book, clicking the translation button to create translation mail window, clicking mail-writing button to create mail-writing window, filling mail content and clicking sending button to send out mail. The said method is suitable for various subscribers to customize and has the whole functions of common e-mail system but differentfile storing mode with saving in memory space and suitable for embedded system.