A latching structure of a mobile electronic device includes a button module, at least one lock pin, at least one linking rod, and at least one hook module respectively disposed in a base and a display of the mobile electronic device. One end of the linking rod is coupled to the button module and another end of the linking rod is coupled to the hook module. When the button module is pressed, the button module drives the linking rod to force the hook module to release the lock pin so as to allow the user opening the display from the base of the mobile electronic device.