Open PS and click File → New to create a new document. Set its background color to black, or fill it with "black" after creation. 2. Create a new layer, select "Pen Tool", set its pen type to "Path", and then draw as shown. 3. Set the foreground color to white, then select the brush tool, set the brush size to 16, and set the flow rate to 100.4. Open the Path panel, right-click the current path layer, select Stroke Path, select Simulate Pressure in the pop-up window, and finally click. 5. Click the image → rotate the canvas → 90 degrees (clockwise) to rotate the canvas 90 degrees clockwise. 6. Then click Filter → Stylization → Wind, and select "Wind Type" in the opened window, which can be selected as required, and finally click "OK". If the effect is not good, you can use it several times. 7. Then rotate the canvas 90 degrees counterclockwise. Then, you can use the "Free Change" tool to automatically change and copy several layers at the same time to achieve satisfactory results. 8. Next, you can draw. Create a new layer, click the gradient fill tool, set the gradient fill color to chromatogram, and finally perform gradient fill. 9. Then set the blending mode of this layer to soft light. 10. Then create a new layer, which is below the gradient fill layer. 1 1. Then choose Stroke Tool, choose the brush type as Meteor, and decorate it appropriately. Of course, you can also choose other kinds of brushes. The final effect is shown in the figure.