Lishi 710 extra-heavy-duty disc harrow is a new-type extra-heavy-duty harrow recently developed by our company. Its main body is made of high-strength alloy steel, with steady structure and reasonable center of gravity and advanced performance. It is applicable for stubble cleaning in the fields of oil sunflower, corn, wheat and sugar cane and can replace the plough for the first cultivation on the light soil and cultivated land.