1. Improve the field access and facilitate the passage of the harvester.
2. View the size and shape of the plot to be operated, the yield and variety of the medicinal material, natural height, planting density, maturity, and lodging. Do your best to make full use of mechanical performance, improve the quality of work and reduce losses.
3. Fill the horizontal gullies, deep trenches and pits of the plot so that it does not exceed 10cm; remove the obstacles in the field; if it cannot be removed, set up obvious marks to avoid hitting the cutter; if there are water wells, deep pits, etc. in the plot Manually cut the surrounding herbs by hand, and the width is about 1.5m to avoid danger.