Display device assembly having mirror surface

A display device assembly having a mirror surface, comprising:

• a display device having the mirror surface, wherein the display device comprises a mirror component and a back plate spaced apart from each other, and the back plate is provided with an avoiding hole;
• an inner wall hanging component, wherein the inner wall hanging component is located between the mirror component and the back plate and is connected to at least one of the mirror component and the back plate;
• and an outer wall hanging component, wherein the outer wall hanging component is located on a side of the back plate away from the mirror component, and a portion of the outer wall hanging component passes through the avoiding hole and is engaged detachably with the inner wall hanging component, wherein the inner wall hanging component is connected to the mirror component, a surface of the mirror component facing the inner wall hanging component is provided with a fixing plate, and the inner wall hanging component and the fixing plate are connected by using a fastener, and wherein the inner wall hanging component is not connected to the back plate.