Sx-509 is a medium power tillage machine, which is suitable for large area paddy field, aquatic vegetable field, aquiculture pond and so on. It has the advantages of beautiful appearance, easy operation, high working efficiency, strong silting ability, and saving oil and fertilizer. In addition to its rotary tiller, the machine can also select (install) a seed drill, fertilizer application machine, plough, rake, Chao, and other farm tools, or as the traction power of beach and marsh. Since the products are put on the market, they are deeply loved by all kinds of farms, professional cooperatives, agricultural machinery professionals and large farmers.