1. Open the educational administration system in ludong university first and see if there is an option to reset the password in the login interface. 2。 If there is a password reset, just click Password Reset. < br > 3。 If there is no password reset option on the login page, you should send an email to the information management department or academic affairs office in ludong university and submit a written password reset application. < br > 4。 Finally, the ludong university Information Management Department or the Academic Affairs Office will send a temporary login password or a password reset link in the form of a reply email.