The perfect molding must have stability and dexterity, so “stability and dexterity” is the rule that the molding design of farm machineries have to observe. The stable product molding give person with safety, steady heavy felling, has the aesthetics characteristic of the majesty, magnificence, grandiosity and strength. The dexterity product molding give person with lightness, clever felling, has the esthetics characteristic of the vividness, cordialness, motion and liberality. To shape the farm machinery products have stable and dexterity, the several aspects should be carried out from center of gravity of the object, center of visual sense, area of bottom, line’s...