The present invention comprises the steps of preparing a substrate; Mixing the ink and a blowing agent to prepare a foaming ink; A first degree printing step of printing a first color on the entire surface of the substrate; A second degree printing step of printing the foamed ink on the entire surface of the substrate on which the first color is printed to form a second printed layer in the form of a printed pattern; And drying the substrate on which the foaming ink is printed in a drying oven, and simultaneously foaming the foaming ink to form an emboss that matches a printed pattern. A first printing apparatus for forming a printing layer; A second printing apparatus for forming a second printing layer by printing the foaming ink on the substrate in the form of a printed pattern; And a drying oven for forming the emboss by drying the first printed layer and the second printed layer printed on the substrate and foaming of the second printed layer. will be.
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