Packaging bag with planar bag opening or valve flat bottom
A flat belt and packaging bag technology, which is applied in the field of flat spout or valve flat-bottomed packaging bags, can solve the problems of not being suitable for the packaging of square objects, the shape of the self-supporting bag is not atmospheric enough, and the available capacity of the bag is reduced, so as to achieve a beautiful appearance. , improve the aesthetics, the effect of simple structure
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[0016] refer to figure 1 , as shown in the figure is the first embodiment of the present invention, a plane with mouth or valve flat bottom packaging bag, including a bottom surface 1, a front surface 2, a back surface 3 and two sides 4, both sides 4 are set to be foldable inwards The upper part of the front surface 2 and the back surface 3 are provided with handle holes 5, the bottom surface 1 can be folded inward; the front surface 2 is also provided with a mouth valve 6. The present invention with the above structure can increase the usable capacity of the bag by setting the side 4 as an organ surface, and at the same time can improve the overall aesthetics of the bag; the handle hole 5 can be provided for the convenience of the user. The present invention has the advantages of simple structure, large usable volume, beautiful appearance, improved product grade, good standability and shelf display effect; the setting of the mouth valve 6 can facilitate the discharge of the g...
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