A mount structure includes a base and a bearer. The base has a slot, and at least one combining block is disposed protruding from the slot. The bearer has a bearing portion and a combining portion. The bearing portion is connected to a display, and the combining portion is installed in the slot through hooks, buckles, latches, screws, or other combining methods, such that the bearer is fixed on the base. Moreover, the combining portion is provided with reinforcing ribs for enhancing the structural strength of the bearer.