Ward calling device The ward calling system consists of a calling host installed at the nurse station in the ward, a call extension set at the bedside of the ward, the call extension in the ward bathroom, and the corridor display screen. Once someone presses the call button at the bedside or bathroom, the host at the nurse station An audible and visual alarm signal is issued, and at the same time, the corridor display screen displays the calling bed number simultaneously, and the nurses can immediately rush to the ward to deal with the emergency. It is very important that the call extension in the bathroom needs to be waterproof. In addition, in order to facilitate the work of the staff in the ward, the therapist can install a call and display device so that the therapist can understand the situation in time.