1. Enter the text with the Great Wall thick circle as the base font, and use it according to the outline.

The pen tool outlines the font.

2. Expand the appearance of the finished font and fill it with different colors.

3. Blend some circular strokes with the blending tool, and the number of blending steps is set to 20.

4. The rest of the strokes are also mixed with the mixing tool, and the number of mixing steps is set to 3.