Wu Yun, whose name is Uncle Yao (469-520), was born in (now north of Anji County, Zhejiang Province). Tian Jian was the chief bookkeeper of the magistrate in the early years, and also experienced the bookkeeping of Wang Wei, the magistrate in Jian 'an. Later, he moved to Jiangzhou as assistant minister of the country and concurrently served as the government bureau. Wujun was also invited to the DPRK. Serving the Qing dynasty was a generous treatment for idle officials, and later became the official name of prose officials. ("Han Law": Spring calls for the DPRK, and autumn calls for the DPRK. It was named by three emperors, consorts, imperial clan and princes in the Eastern Han Dynasty. In the Southern Dynasties, it was often used to place scattered officials. Wu Jun once held this post, so later people called it "Wu Chao please". Many of Wu Yun's poems are lost. Zhang Pu, a writer of Fu She Society in Ming Dynasty, compiled 130 poems of Han, Wei and Six Dynasties, including "Wu Chao Please Collection".