It refers to four talented and free-spirited cultural people who lived in Suzhou, Jiangsu Province in the Ming Dynasty. Generally speaking, Tang Yin (Tang Bohu), Zhu Yunming (Zhu Zhishan), Wen Zhiming and Xu Zhenqing.
Although Xu Zhenqing ranks among the top seven, his poems are excellent, and his poetics has many unique features. Critics think that Li Mengyang and He Jingming are not comparable.
Tang Yin, Zhu Yunming and Wen Zhiming are not only good at poetry, but also good at calligraphy and painting, so they are famous for their versatility.