influenced by Li Zhi's "childlike innocence", the poems of "Gong 'an School" appeared in the late Ming Dynasty, and in the literary world in the late Wanli period, "Gong 'an School" had the greatest influence.
"Gong 'an Sanyuan" is the leader of the public security school, among which Yuan Hongdao has the highest reputation and the greatest achievements, followed by Yuan Zhongdao and Yuan Zongdao, and advocates "expressing one's own spirit independently and not sticking to any pattern", which is unprecedented.