There are multiple ways you can do this, either with a
1 -laser engraver using double layer material like Rowmark (polished thin aluminum on a colored pvc sheet)
2 -cnc engraver like 3040cnc and use colored resin to fill up the lines
3 -you can buy copper plaque and use FeCl after a photo treatment or after applying vinyl decal to the sheet
4 -you can apply die-cut decal over a copper plaque