| 摘要 |
A multifunctional envelope comprises front, back and inner sides, adhesive surfaces or adhesive locks and in unfolded form has a shape of a rectangle, whose sides contain address, information and business functional fields. The front side of envelope is further provided with a tear-off coupon - acknowledgement of receipt of a mail, the address and business fields are located on the front side, and information and/or advertising information - on the back side, wherein the address field is located in the upper and lower portions of the front side, the business field is placed in the bottom of the front side and is two-layered. |
