The Qin dynasty was 15, from 22 BC1year to 206 BC.

Qin: From 770 to 206, it existed for 564 years.

770 years ago, Qin Xianggong was made a vassal for escorting Zhou Ping to the East. The Qin dynasty was established and occupied the territory of Shaanxi in the previous week. Since 677, Qin has established its capital in Yong for nearly 300 years. Yongcheng has a palace area, a residential area, a burial area for scholars and China people, and a cemetery for Qin Gong.

The original territory of the State of Qin was in the western part of Shaanxi Province today, belonging to the marginal zone of China at that time. Before the early Warring States period, Qin was a weak country. Perhaps it is because it is remote and has not been valued by other countries. In the early Spring and Autumn Period, it was a relatively humble country. It was not until Qin Mugong's time that he participated in the Central Plains hegemony and became a second-class power after Jin, Chu and Qi. In terms of science and technology, culture and so on, Qin was also relatively backward in the early Warring States period. This situation was not changed until the Shang Yang Reform 36 1 year ago. From then on, Qin began to become strong. In the first 325 years, Qin Huiwen was king. Before 3 16, Qin destroyed Shu, and since then Qin has officially become a big country. Ying Zheng ascended the throne in the first 246 years, took power in the first 238 years, and began his conquest of the six countries. From the destruction of Korea by Qin State 230 years ago to the unification of China by Qin State 22 1 years ago.