Expressage packaging bag

The utility model discloses an expressage packaging bag belongs to the wrapping bag field. An expressage packaging bag, includes the expressage packaging bag body, and expressage packaging bag includes the triangle body, sealed dotted line and main bag, and the triangle body and main bag are split into with the expressage packaging bag body to sealed dotted line, main bag divide into skin and inlayer, and outer surface all around is provided with many to be cut apart the dotted line and form a plurality of trapezoidally, and outer top is provided with the hand -strap, is provided with on the hand -strap to adjust to detain, the inlayer is provided with inner packing bag, inner packing bag adopts the polylactic acid material. Form trapezoidal promotion wrapping bag extension or compressionthrough setting up many sealed dotted lines, main bag divide into skin and inlayer, and the skin sets up the hand -strap follow -up use of wrapping bag of being convenient for, improves the expressagepackaging bag utilization