Abstract: Disclosed herein is a slide-up opening and closing apparatus for a communications terminal. The apparatus includes a slider unit, a slider assembly and an angular positioning member in order to open a slider body with respect to a main body. With the apparatus, the slider body can be opened with a desired inclination against the main body and after a certain degree of opening, automatically complete its opening operation without any further force or action, thereby providing a convenient use. In addition, the slider body can be opened with freedom without interference by the main body. Further, when the slider body is opened, most of the top face of the main body can be exposed, thereby providing a convenience of use.