A full-automatic washing machine comprises a box body and a control panel seat that includes a control panel seat lower part inserted into an opening at the upper end of the box body and a control panel seat upper part exposed above the upper end of the box body, and the height ratio of the upper part to the box body is in a range of 0.02 to 0.07. Further, the control panel seat is a homocentric-square-shaped structure and comprises an outer peripheral wall and an inner peripheral wall, the outer peripheral wall is matched and connected with the upper end of the box body, the lower end of the inner peripheral wall extends into the box body to form a clothes input opening, and the height ratio of the outer peripheral wall to the inner peripheral wall is in a range of 0.25 to 0.5.