Wu Changshuo. The late Qing Dynasty is the late Qing Dynasty. The late Qing Dynasty (1840-1912) was the late period of the Qing Dynasty's rule, the beginning of modern Chinese history, and the formation period of modern China's semi-colonial and semi-feudal society. The "Four Great Masters of Shanghai School in the Late Qing Dynasty" refer to Ren Bonian, Zhao Zhiqian, Xu Gu and Wu Changshuo. Wu Changshuo (August 1, 1844 - November 29, 1927), originally named Jun, also known as Junqing, had the courtesy name Changshuo, and was also signed Cangshi, Cangshi, and had many nicknames. Common ones include Cangshuo, Laocang, Laofou, Kutie, Dade, Fou Taoist, Shi Zunzhe, etc. During the late Qing Dynasty and the Republic of China, he was a famous Chinese painter, calligrapher and seal carver, and a representative of the "Houhai School".