A control method for a physical feedback system, which is applied in an electronic device comprising a flexible touch screen and the physical feedback system, the system comprising: at least one physical feedback unit below the flexible touch screen ; wherein the physical feedback unit comprises an armature part and a coil part connected through a spring , at least one of the armature part and the coil part is in an active state, and an initial relative distance between the armature part and the coil part is a predetermined value, characterized in that the method comprises: detecting whether a display graph on the flexible touch screen is a predetermined graph, the predetermined graph comprising any one or a combination of a button, a frame, a tag, a menu, a hyperlink and an icon; and if the detection result is that the display graph is the predetermined graph, energizing a physical feedback unit below the position of the display graph, so that a relative distance between the armature part and the coil part in the physical feedback unit is changed under an electromagnetic action and a protrusion or recession is formed at a corresponding position of the flexible touch screen , and in that before the energizing the physical feedback unit below the position of the display graph, the method further comprises: inquiring a current attribute corresponding to the display graph from a pre-stored corresponding relationship between the predetermined graph and the current attribute according to the display graph, the current attribute comprising a current direction and a current value; and the energizing the physical feedback unit below the position of the display graph comprises: energizing the physical feedback unit below the position of the display graph according to the inquired current attribute corresponding to the display graph. detecting whether a display graph on the flexible touch screen is a predetermined graph, the predetermined graph comprising any one or a combination of a button, a frame, a tag, a menu, a hyperlink and an icon; and if the detection result is that the display graph is the predetermined graph, energizing a physical feedback unit below the position of the display graph, so that a relative distance between the armature part and the coil part in the physical feedback unit is changed under an electromagnetic action and a protrusion or recession is formed at a corresponding position of the flexible touch screen , and in that before the energizing the physical feedback unit below the position of the display graph, the method further comprises: inquiring a current attribute corresponding to the display graph from a pre-stored corresponding relationship between the predetermined graph and the current attribute according to the display graph, the current attribute comprising a current direction and a current value; and the energizing the physical feedback unit below the position of the display graph comprises: energizing the physical feedback unit below the position of the display graph according to the inquired current attribute corresponding to the display graph. inquiring a current attribute corresponding to the display graph from a pre-stored corresponding relationship between the predetermined graph and the current attribute according to the display graph, the current attribute comprising a current direction and a current value; and the energizing the physical feedback unit below the position of the display graph comprises: energizing the physical feedback unit below the position of the display graph according to the inquired current attribute corresponding to the display graph. <EOS>