Answer:
Qin Shi Huang, is the first emperor of China, his contribution not only concentrated on politics and the military, but also on the economy and culture. Even to this day, many of his views are still carried out in China. In the aspect of politics , Qin Shi Huang followed the Qin empire's old political system, set up three councillors of state and the nine Ministers system, like the Prime Minister, Defense Minister, the Minister of Supervision and paperwork, each performing its own duties.
Qin Shi Huang, the head of the empire, could control the central government. Out of the central government, Qin Shi Huang changed the enforcement system into the prefectures and counties system, the local magistrate must be appointed by the head of the empire, then the local force can not revolt against the government. From then on, China became a truly unified nation, modern China still follows Qin Shi Huang's political system about the prefectures and counties system.
Explanation:
Teach TCI Chapter 22