邮件规格和禁限寄的规定高昌华邮件规格和禁限寄的规定是保证邮件准确传递和国家财产以及人身安全的重要制度，营业窗口必须把好第二关，不准不合规定的邮件进入邮件作业流程中。一、国内邮件书写规格各类邮件应当在封面上用钢笔、毛笔、或圆珠笔书写，不可以用铅笔书写。... Mail Specification and Restrictions Send Gaochanghua mail specifications and restrictions sent to ensure the accuracy of mail delivery and national property and personal safety important system, the business window must be a good second pass, not allowed to enter the e-mail messages Work flow. First, the domestic mail writing specifications All kinds of mail should be written on the cover with a pen, brush, or ballpoint pen can not be written with a pencil. ...