The tower of knowledge. The knowledge tower is a public work of art in the East Hall of Shanghai Library, and it is called the "knowledge tower". The East Library of Shanghai Library is located in the administrative and cultural center of Pudong, Shanghai, in the urban forest, with a calm temperament and a scholarly atmosphere, which shows the aesthetics of China culture. The closed and open public space design makes reading more attractive and allows readers to feel the blending of architecture, art and culture in the treasure house of knowledge.