Production process for positioning stamping film

The invention relates to a production process for a positioning stamping film comprising a PET base film; the PET base film is successively provided with a release layer, a coloring layer, a vacuum aluminum plating layer and a back glue layer from inside to outside. The production process comprises the following steps successively: mixing of a release layer coating, coating of a release layer, mixing of a coloring layer coating, coating of a coloring layer, mold pressing, vacuum aluminizing, aluminum washing, zinc sulfide coating, mixing of a back glue layer coating, back glue layer coating, slitting, and quality inspection. The production process has the advantages that the positioning stamping film produced by the steps has the advantages of high technical content and strong secrecy, isnon-duplicated, and can give consumers direct visual observation discrimination of authenticity before purchasing in goods anti-counterfeiting aspect, the packaging is prevented from being reused by counterfeiters, and the an