Our researchers carried many times' field study during the long-time use ofcustomers, and expanded the machine' s scope of using on primary basis, after excellent design, we also increased 3 lines-left, middle, and right whichmake the machine can complete digging at one time. This machine has reasonable design, compact structure and can be used flexibly and operated conveniently. It can be fitted with tractors in many types. It is a good machine to dig and fertilizer for forest planting, producing banana,orange, litchi, flowering wood and so on. It can save a great amount of labor andtime. Using this machine to dig and simultaneously increase social andeconomic benefits