Traceable composite packaging film

The utility model discloses a traceable composite packaging film. Packaging film comprising a packaging film body, the packaging film body comprises an outer protective layer, a printing layer, a two-dimensional code layer, a middle layer, an adhesive layer and a heat sealing layer which are sequentially arranged in a stacked mode. Wherein the outer protective layer, the printing layer, the two-dimensional code layer, the middle layer, the adhesive layer and the heat sealing layer are sequentially compounded and formed; a code spraying area and a protection area are arranged on the two-dimensional code layer; according to the two-dimensional code packaging film, the two-dimensional code layer is provided with the protection area and the code spraying area, and the transparent adhesive tapeis arranged in the protection area, so that the two-dimensional code can be protected, ink diffusion of the two-dimensional code can be prevented, and the traceability of the packaging film is guaranteed. 本实用新型公开了一种可追溯复合包装膜，