The invention provides a mobile phone with an additional touch screen, which comprises a power supply module, a memory, a communication module, a main screen controller, a main screen, a central processing unit, a touch screen and a touch screen controller used for controlling the touch screen to give prompt information and processing a user's operating action, wherein the central processing unit can judge the type of event information and transmit the information to the touch screen or the main screen according to the type of event information; the screen controller is connected with the main screen; the touch screen controller is connected with the touch screen; and the power supply module, the memory, the communication module, the main screen controller and the touch screen controller are all connected with the central processing unit. When the mobile phone receives a new external event (such as an incoming call, new information and the like), the system automatically lights up the touch screen, displays the related information to inform the user to handle and responds correspondingly without lighting up the main screen, which achieves the purpose of reducing power consumption and saving energy.