The image is a diagram of the basic structure of an ancient bronze drum. The diagram is displayed on a white wall with a brown border. The top of the image has Chinese text that translates to "Diagram of Basic Structure of Ancient Bronze Drum". Below the diagram, there is an illustration of the drum, which is a cylindrical shape with a pointed top and a flat bottom. The drum is decorated with intricate patterns and designs.

On the right side of the wall, there are two smaller illustrations of the same drum, one in black and white and the other in color. The illustrations are accompanied by Chinese characters that translate to "Bronze Drum". The drum appears to be made of bronze and has a smooth, polished surface.