Born in the 11th year of Guangxu in Qing Dynasty (1885), he can read thousands of words at the age of three and write couplets at the age of five to seven. Cheng Xiucai 12 years old, Juren 17 years old. Later, he entered Hunan Current Affairs School. Because of his excellent grades, he was selected to study at Yanlun Railway School in Japan, and then transferred to Hosei University. Returning to China at the age of 23, I took the E-application examination for foreign students and won the championship in one fell swoop. Later, he served as a professor, principal and principal of Hunan School of Political Science and Law. At the age of 27, he taught civil law and Roman law, served as a professor and head of Peking University Law Department, and concurrently served as a professor at Tsinghua University, Hosei University, Chaoyang University, China University, Republic of China University and Tianjin Law and Business College. During his 18-year teaching career, he wrote Roman Law and Modernity, Maritime Law and Aviation Law, Revolution of Law, Essentials of Civil Law and so on. , known as "yellow Rome". From 1930, he became a legislator and judge of Nanjing National Government, hoping to prosper the country by example. 1948 In view of the disintegration of the Kuomintang government, he returned to Hunan and became a law professor at Hunan University.

1In August, 949, the Declaration of Peaceful Uprising was signed in Cheng Qian and Chen Mingren. You Chang is honest and has a good relationship with Qu Bo's young classmates. During his teaching at Hu University, he wrote to encourage him to say, "Mr. Wang actually serves the people from a revolutionary point of view, studies legal books, gives lectures at Hu University and educates young people. I hope I can read Chairman Mao's works in my spare time and continue to study the laws of new China with the class analysis method of Marxist-Leninist historical materialism. In this way, by studying and working together with the teachers, we will certainly make greater contributions to the law circle in New China. Youchang cherishes his friendship with Lin very much, and has preserved Lin Lao's poems for more than twenty years in the chaos. It was not until the death of Lin Lao that these poems were submitted to the Museum of Chinese Revolutionary History for cataloging and preservation.