(9) Double-click the yellow layer in the “Processing Panel” on the lower right to add a custom material labeled “Beechwood.” Double-click “Custom” and set the English, Simplified Chinese, and Traditional Chinese names to “beech,” ” Beechwood,” and ” Beechwood ” respectively, with a thickness of 10mm. Double-click the blank icon and select the image material for beechwood. Set the material, thickness, and processing technique to “beechwood,” “10mm,” and “Shallow Relief” respectively, as shown in the figure below: