Priminister Minister -- Zi Chan

　　Offspring (? - - the first 522 years) the statesman of Zheng Guojie in the spring and autumn period. Born of a noble family, he is unusually intelligent when he is young. He made a series of reforms in politics, economy and culture of Zheng Guo, and achieved remarkable results.

　　"He Xingding", "Fu Qiu"; arranging land borders and the canal, in order to facilitate the development of agricultural production; he take flexible, be neither humble nor pushy foreign policy, actively change the unfavorable situation of Zheng Guo passive. Zi is not only an outstanding politician, but also a great thinker. His philosophical proposition --- "heaven is far, humane near, not what he has" is of great significance and status in the history of Chinese thought.