1, select fresh four-leaf clover, and clean the soil and sundries on its surface with clear water.

2. Put the washed four-leaf ginseng on gauze or fine mesh cloth, and dry it to remove the moisture on the surface.

3. In sunny weather, put the four-leaf ginseng in a well-ventilated place for drying.

4. In the process of drying, turn it frequently to avoid the four-leaf ginseng from getting wet or being exposed to the sun for 2 to 3 days until there is no moisture and moisture on the surface of the four-leaf ginseng.