Yu Chao (2095-2067); Before 2064-2025, the legendary dynasty before Xia Dynasty was established after Yu Shun accepted Tang Yao's Zen position. Dupban (now Yongji, Shanxi).
"Yu Dynasty" is the period of Yu Shun's rule as mentioned in the history books. Yao Zhonghua of Yu Shun was born in Youyu tribe in Zhucheng area. Therefore, the established dynasty is called "Yu Dynasty".