The structured teaching pattern was applied in training, including visual clues used in every action area. The structured work-rest time, educational environment and work organization were emphasized.

Through guidance teaching of the backsliding technique and by making good use of people's visual sense, correct sense of time, space and correct action position can be set up through exercises.

Visual and simple to operate, with the pressure and running time of each action as well as the time of vibrations regulated by computer touch.