Plastic film secrecy bag

The utility model relates to the technical field of packaging, and discloses a plastic film secrecy bag which comprises a secrecy bag body, an interlayer is arranged in the secrecy bag body, dark covering cloth is movably arranged in the interlayer, an invisible zipper strip is fixedly arranged between the two sides of the interlayer, and an invisible zipper head is arranged on the upper end face of the invisible zipper strip in a sliding mode. According to the plastic film secrecy bag, before the plastic film secrecy bag is used, the characteristic that the zipper is arranged on the zipper strip in a sliding mode is utilized, the interlayer is opened, the dark covering cloth is placed in the interlayer to be matched with the film, and the color is shown by utilizing the characteristic that the transparency of the plastic film is high. In this way, the visibility of external files is reduced in a disguised mode, the shielding effect of the confidential bag body is enhanced, and the content of secret files nee