Abstract: A emplacement structure for a tablet personal computer includes primarily a box, the box is provided with an emplacement space to put a stool and is opened with a combining slot; a cover plate, the cover plate is opened with a holding slot and a bottom of the cover plate is provided with plural positioning slots and a magnet; and a movable plate, the movable plate is provided with a movable bracket that is inserted into one of the positioning slots for positioning and is provided with a magnet. Alternatively, the movable plate may be incorporated directly into the surface of a piece of furniture such as a desk, table, stool, or workstation.