2. Secondly, to import the processed photos into the software of the laser engraving machine, it is necessary to draw the template of the card sleeve first, then drag the photos to the designated position and select a board with appropriate thickness for engraving.
3. Finally, use 502 to glue the front panel and the back panel of the engraved card sleeve, and the edges will be polished smoothly. Insert the prepared health code into the card holder and put on the rope.