Who are the four masters of Shanghai style?

Xugu, Ren Bonian, Wu Changshuo and Pu Hua. The Shanghai School, one of the traditional schools in China, is also called "Shanghai School" or "Shanghai School". The main figures in the mature period are Ren Bonian and Wu Changshuo, as well as famous painters Xu Gu and Pu Huawei, and there are also many famous maritime artists. Shanghai School refers to a group of painters who were active in Shanghai from the middle of19th century to the beginning of 20th century and engaged in painting creation.