A control method for a physical feedback system, which is applied in an electronic device comprising a flexible touch screen (220, 320, 420) and the physical feedback system, the system comprising: at least one physical feedback unit (240, 340, 340a, 340b, 440) below the flexible touch screen (220, 320, 420); wherein the physical feedback unit (240, 340, 340a, 340b, 440) comprises an armature part (242, 343, 346) and a coil part (244, 342, 345) connected through a spring (344, 347), at least one of the armature part (242, 343, 346) and the coil part (244, 342, 345) is in an active state, and an initial relative distance between the armature part (242, 343, 346) and the coil part (244, 342, 345) is a predetermined value, characterized in that the method comprises: detecting (502, 602) whether a display graph on the flexible touch screen (220, 320, 420) 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 (240, 340, 340a, 340b, 440) 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 (240, 340, 340a, 340b, 440) is changed under an electromagnetic action and a protrusion or recession is formed at a corresponding position of the flexible touch screen (220, 320, 420), and in that before the energizing the physical feedback unit (240, 340, 340a, 340b, 440) 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 (240, 340, 340a, 340b, 440) below the position of the display graph comprises: energizing the physical feedback unit (240, 340, 340a, 340b, 440) below the position of the display graph according to the inquired current attribute corresponding to the display graph. detecting (502, 602) whether a display graph on the flexible touch screen (220, 320, 420) 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 (240, 340, 340a, 340b, 440) 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 (240, 340, 340a, 340b, 440) is changed under an electromagnetic action and a protrusion or recession is formed at a corresponding position of the flexible touch screen (220, 320, 420), and in that before the energizing the physical feedback unit (240, 340, 340a, 340b, 440) 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 (240, 340, 340a, 340b, 440) below the position of the display graph comprises: energizing the physical feedback unit (240, 340, 340a, 340b, 440) 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 (240, 340, 340a, 340b, 440) below the position of the display graph comprises: energizing the physical feedback unit (240, 340, 340a, 340b, 440) below the position of the display graph according to the inquired current attribute corresponding to the display graph.