What is the content of Liu's political reform?

In the eighth year of Zhiyuan (127 1), Liu Jian suggested Kublai Khan and renamed Mongolia "Dayuan" in the Book of Changes. Kublai Khan readily adopted it, and the Mongolian dynasty under the rule of the "golden family" passed away as a big yuan in history.

Liu, whose ancestral home is now Gao 'an, was a distinctive political figure in the early Yuan Dynasty and played an important role in establishing the political system and legal system of the Yuan Dynasty. At the same time, he is also a writer who is good at poetry and music. After Liu's death, he gave a teacher, Zhao Guogong, posthumous title Wen Zhen, a surname history and Changshan Wang. In the Yuan Dynasty, the Han people took three titles, only one was Liu. As a Han Chinese, how did he get the esteem and respect of the Yuan Dynasty, which divided people into four classes?

Liu, formerly known, was renamed because he believed in Buddhism. After becoming an official, he was called Zhong Bing, and he was fired in Tibet in the spring. Great-grandfather served as an envoy of the rulers in xing zhou and lived in xing zhou. Liu has been clever since he was a child. When he entered school at the age of eight, he could recite hundreds of words every day. At the age of thirteen, he was a hostage in Shuaifu, and at the age of seventeen, he made history for Xingtai. Liu read all kinds of books, especially the Book of Changes and the Classics of Song and Shao Yong. He is proficient in astronomy, geography, law and divination, and knows all about what is happening in the world. He is knowledgeable and a very famous scholar, poet and essayist. He wrote a lot in astronomy, divination, arithmetic, literature and other aspects in his life, including six volumes of Tibetan Springs, one volume of Tibetan Springs Ci, twenty-two volumes of Poetry, ten volumes of Anthology, four volumes of Pingsha Jade Ruler, and New Mirror of Jade Ruler.

Before he acceded to the throne, he heard that Liu was well-read and invited his peers. After Liu arrived, he was praised and inquired many times. He liked him very much and stayed with him. Liu wrote thousands of words in the forest, appreciated his advice and adopted it. He suggested that Yuan Shizu promote Xingzhou to Shunde Prefecture: "Xingzhou has more than 10,000 registered permanent residence, and it has been less than several hundred since the founding of the army. If you send Zhang Chui Geng and other good ministers to treat them sincerely, you will be able to restore the grand occasion of the past. " As expected, the court appointed Zhang Chuigeng as the ambassador of Xingzhou and Liu Su as the agreement. Soon, the refugees returned to work and Xingzhou was promoted to Shunde. With compassion, countless people lived in Dali and Song Dynasty. 1253, 1254, 1259, Liu conquered Dali, and when he cut the Song Dynasty twice, he urged not to kill indiscriminately. Therefore, no one was killed in every city, and there were countless people living in it.

1260, acceded to the throne, adopted Liu's suggestion, and established the Ministry of Chinese Books. Old court officials and mountain hermits were employed. 12⑥ in 4 years, he worshipped Dr. Guanglu from Wei Liu and participated in leading politics in Zhongshu province. After Liu was appointed, he took the world as his own responsibility. He knows everything and talks about national issues. He was deeply loved by the emperor, and all the people he recommended for promotion were famous ministers. 1269, Liu concluded etiquette, established official system, etiquette, clothing, official salary, etc. He presided over the planning, design and construction of the capital metropolis of the Yuan Dynasty and its capital, and laid the initial urban prototype of Beijing. /kloc-in the first month of 0/274, Dadu Palace was completed. In August of the same year, Liu suddenly died of illness at the age of 59.

Yuan Shizu was shocked by the news. He said to his ministers, "Zhong Bing has been loyal to me for more than 30 years. He is cautious, does not avoid difficulties and obstacles, and has nothing to hide. He is knowledgeable, but I know. " Ordered to take money from the palace and bury him in Dadu.