The structure of the Multi-function hand-held, efficient and fuel-saving gasoline power rotary cultivator tiller includes a frame, adjustable height and low handrails, a gasoline engine on the frame, as well as drive wheels and tillage knives. The micro-tiller can climb slopes, cross ridges, and has strong steps, which is convenient for users to use and store, eliminating the trouble that large agricultural machinery cannot enter the mountainous fields. It is a good choice for farmers and consumers to replace cattle farming. It is a large and medium-sized agricultural machinery. The incomparable multi-function tiller is an ideal small agricultural machine for farmers' families, and is deeply loved by the majority of users.