The image is a photograph of a glass plaque with text on it. The plaque is located in a museum or exhibition space with a blurred background. The text on the plaque reads "Seals are a unique part of Chinese history and culture. In ancient times, they were used for identification and as a token of authority. They became popular during the Warring States Period. The ancient seals were a combination of calligraphy, sculpture, and plastic arts. They could be made of various materials with abundant designs. Seals created a great environment for the ancient arts. The design and the style of characters in the seals changed with different times, and the art of seal-making had been formed in a special school. Tens of hundreds of the clay seals in the Qin and Jin dynasty were unearthed under the Drum Tower Square. These seals were created great interest in the world. The different types of seals exhibited here represent many different functions, such as religious seals, signature seals, and seal-makers. These are known for their craftsmanship in ancient times."