China's most famous drama is undoubtedly the "national drama"-Peking Opera. The most famous ones in Beijing Opera are the prestigious "Four Famous Dancers": Mei Lanfang, Cheng, Shang Xiaoyun and Xun Huisheng. They left a brilliant stroke in the history of Peking Opera with their strong personal style. As artists, the four gentlemen practice both inside and outside. In the artistic realm, they are not only good at singing, but also good at calligraphy.