A washing machine, comprising a breathing light group, a door body , a door hinge , a housing and a computer program controller, wherein the breathing light group is arranged on the door body , and comprises a plurality of breathing lights; wherein the computer program controller is configured to change a quantity ratio of bright breathing lights to dimmed breathing lights among the plurality of breathing lights in the breathing light group according to a change of a working progress of the washing machine; and the door body is connected to the housing via the door hinge , wherein the door hinge is provided with a passage for accommodating a wire harness of the breathing light group, and the wire harness penetrates through the housing via the passage and is connected to the computer program controller of the washing machine; characterized in that wherein the door body comprises an outer frame, a middle frame and a glass window; an outer edge of the glass window is arranged between the outer frame and the middle frame to fix the glass window; the middle frame has an outer annular surface , a middle annular surface , an annular groove and a mounting portion for fixing the glass window sequentially arranged from an outer periphery to a center position, wherein the middle annular surface is arranged obliquely relative to the outer annular surface , and one side of the middle annular surface close to the annular groove is inclined towards the outer frame; the plurality of breathing lights are arranged on a side wall of the annular groove close to the middle annular surface ; the middle annular surface is an arc surface protruded inward; and the change of the working progress is a change of one of the followings: a ratio of the time during which a selected procedure has been operated to a total operation time of the selected procedure; and a ratio of a remaining time of the selected procedure to a total operation time of the selected procedure. wherein the computer program controller is configured to change a quantity ratio of bright breathing lights to dimmed breathing lights among the plurality of breathing lights in the breathing light group according to a change of a working progress of the washing machine; and the door body is connected to the housing via the door hinge , wherein the door hinge is provided with a passage for accommodating a wire harness of the breathing light group, and the wire harness penetrates through the housing via the passage and is connected to the computer program controller of the washing machine; characterized in that wherein the door body comprises an outer frame, a middle frame and a glass window; an outer edge of the glass window is arranged between the outer frame and the middle frame to fix the glass window; the middle frame has an outer annular surface , a middle annular surface , an annular groove and a mounting portion for fixing the glass window sequentially arranged from an outer periphery to a center position, wherein the middle annular surface is arranged obliquely relative to the outer annular surface , and one side of the middle annular surface close to the annular groove is inclined towards the outer frame; the plurality of breathing lights are arranged on a side wall of the annular groove close to the middle annular surface ; the middle annular surface is an arc surface protruded inward; and the change of the working progress is a change of one of the followings: a ratio of the time during which a selected procedure has been operated to a total operation time of the selected procedure; and a ratio of a remaining time of the selected procedure to a total operation time of the selected procedure. <EOS>