This products is matched with four-wheel tractors and is applicable extensively for plain and hill. It can be used in planting corn, soybean and sorghum ect . Besides, it can be also used in applying fertilizer to  achieve really ideal level that a tractor serves several purpose.This product is rear-mounted three-point linkage type. Seed-metering device of implement is driven by land wheel. When plant unite is operating, turning radium is not more than 3m?