In the Tang Dynasty, among Zhongshu Province (taboo in Sui Dynasty), Menxia Province and Shangshu Province, Zhongshu Province and Menxia Province had the closest relationship, which were collectively called two provinces or northern provinces (Shangshu Province was called southern province). The Chief Executive is Zhong Shuling and Shi Zhong, both of whom were positive three products at the beginning of the century.
Zhongshu province and Menxia province are responsible for the state affairs of the army, Zhongshu province is responsible for decision-making, and Menxia province is responsible for refutation and deliberation. All the important policies of the army are decided in advance by Zhongshu Province, drafted into letters, submitted to Xiamen Province for deliberation and ensemble, and then handed over to Shangshu Province for promulgation and implementation.
Extended data:
Officials in the Tang Dynasty were divided into nine grades and thirty grades, and the lowest official was the nine grades official, so there was the saying of the nine grades sesame official. Moreover, in the Tang Dynasty, the system of three provinces and six departments was implemented, and the power was greatly decentralized to prevent one person from being too powerful and threatening the status of the emperor.
Yipin officials generally refer to official positions such as a surname, a teacher, Taibao, Qiu, Stuart, Sikong and General Ce Tian, but some of them are vacant posts, such as a surname and a teacher, and they have no real power at all.
Second-class officials are generally military commanders such as commanders. For example, he won this honor after his death. It can be seen from here that the official positions of Yipin and Yipin are high, but they are either empty or have passed away. In fact, the prime minister, as a first-class official, is still in power.
Baidu Encyclopedia-Official System in Tang Dynasty