This type of machine is mainly used for making EMS, DHL, UPS, TNT and other envelopes. In the machine, paper is fed by means of inspiration at bottom, paper adding while running increases working speed. With one machine, folding, double faced adhesive coating at tongue closure and easy open strip coating can be incorporated, so integrated flow process comes true. The machine is applicable to production for envelopes with adhesive sealing. Now, this type of machine has been widely used for the envelope production of EMS, UPS, DHL and Shunfeng Express most of specialized manufacturers.