普通邮资信封（以下简称邮资信封）以带邮资的标准信封为载体，可在指定位置印制客户的宣传图案和宣传文案，既具有普通信封可容纳内件的功能，又具有宣传性、实用性、高品位、可收藏等特性。因此，邮资信封很适合用于企事业单位做形象宣传。一、邮资信封的市场定位邮资信封使 Ordinary postal envelopes (hereinafter referred to postal envelopes) with a standard envelope with postage as a carrier, printed in the designated location of the customer’s promotional designs and promotional copy, both with a normal envelope can accommodate the function of the pieces, but also with publicity and practicality , High grade, can be collected and other features. Therefore, postal envelopes are suitable for enterprises and institutions to do the image of publicity. First, the postal envelope market positioning postage envelope