出于安全考虑, students do not have the ability to change their own password; you must request a username and/or password change in writing by contacting our Student Support department. 您可以在以下地址提交电子邮件请求帮助 http://xz.bonaprinting.com/contact-us/ 或致电888-256-2930学生服务代表. 学生服务代表在太平洋标准时间周一至周五上午8点至下午5点提供服务.