1949 In late May, he joined the south working group, and after arriving in Wuhan, he set up the Xiangtan County Committee, and served as deputy secretary and county magistrate of Xiangtan County Committee, secretary of Xiangtan County Committee and secretary of Zhuzhou Municipal Committee of CPC. 195 1 In June, he served as deputy secretary-general of Hunan Provincial Committee of the Communist Party of China and director of the "three evils" office. 1952, he served as secretary-general of the provincial party Committee, director of the United Front Work Department and director of the Hunan Provincial Cultural and Educational Office. 1954 was wrongly criticized for the so-called "anti-localism" and transferred to the deputy director of the Provincial Industry Department. 1959 after the Lushan meeting, he was listed as a member of the so-called "Hunan Right Opportunistic Anti-Party Group" headed by Zhou, and was punished by canceling all positions inside and outside the Party and delegating labor to the West Dongting Lake. 196 1 year after the rehabilitation, he served as the director of the provincial agricultural reclamation bureau. He was brutally persecuted during the "Cultural Revolution". 1975 consultant of provincial light industry bureau. 1978 deputy director of provincial science and technology commission. 1980 19 In February, he was elected as the vice chairman of the fifth CPPCC in Hunan Province and served as the party secretary. 1July, 986, he left his post to rest. June 65438+10/October 65438 +20021October died in Changsha at the age of 92. He is a member of the Sixth Committee of China People's Political Consultative Conference. 1983 Honorary Chairman of Hunan Calligraphers Association. He wrote a collection of poems, Heart Tides, and later added a new work, renamed Century Review. 1March, 987 Honorary President of Hunan Poetry Association. 65438+August 0987 Vice President of Ren Zhonghua Poetry Society. 199 1 June, published a long memoir, Blowing Wild Sand. June 65438+10/October 65438 +20021October died in Changsha at the age of 92. Calligraphy works are free and easy in summer, seeking novelty from the past, and have participated in many provincial, national and overseas exhibitions and won awards. Calligraphy works are collected or carved by the Three Wonders Monument, Quyuan Monument Forest, Furong Building and Yueyang Building in Suxianling, Hunan, Silent Monument Forest and Hanyuan Monument Forest in Song Ling, Henan, and Tianyaxing Monument Forest in Xuzhou, Jiangsu. Biographies have been compiled into China Dictionary of Contemporary Calligraphers, Cihai of World Cultural Celebrities, Hunan People in the Twentieth Century, Who's Who of China Poetry Society and Who's Who of China Contemporary Art, etc.

His son (1948 10 20041October 6-July 7, whose real name was Yang Xiguang) is more famous than his father Yang. Yang Xiaokai was sentenced to 10 years' imprisonment in 1969, and was released from prison in 1978 on charges of writing "Where is China going" during the Cultural Revolution. The article "Where is China Going" not only convicted him, but also severely persecuted his father Yang and his family during the Cultural Revolution, and his mother committed suicide.

Yang Xiaokai was a world-famous economist before his death. Yang Xiaokai's most outstanding contribution to economics is to put forward the methods and theories of neoclassical economics and ultra-marginal analysis. His monographs published in both Chinese and English include: Specialization and Economic Organization, Economics: Neoclassical and Neoclassical Framework, and Development Economics: Analysis of Supermarginal and Marginal, which won him world-class achievements and admiration from peers. Yang Xiaokai was nominated for the Nobel Prize in Economics twice (in 2002 and 2003). He died in Australia in 2004 at the age of 56.