The utility model discloses an integrated fax machine comprising a scanning unit, a printing unit, and a faxing unit; the scanning unit, the printing unit and the faxing unit are connected with a control module; the control module is connected with a central processor of a computer host; the computer host is connected with a keyboard, a display, a camera head and a microphone; the control module is in data connection with the keyboard, the display, the camera head and the microphone through the central processor; a computer host box is horizontally placed, and a bottom of a fax machine housing is fixed on a top surface of the box body; a position, opposite to a radiation fan of the computer host, of a bottom surface of the fax machine housing is provided with a concave radiation path used for hot air circulation. The fax machine uses less space, is convenient in operation, high in safety, and normal radiation of the computer host is not affected.