[citation needed] In November 1945, he was appointed mayor of Changchun, capital of northeast China's Jilin province.

In February 1946 he was promoted to become Secretary-General of Jilin Provincial Government, and concurrently served as head of Harbin Railroad Bureau in December.

He was head of Shenyang Railroad Bureau and first deputy director of North Eastern Railway Administration in February 1949.

[citation needed] In February 1954, Mao Zedong appointed him as vice-president of PLA Military Engineering Institute, working as an assistant to President Chen Geng.

In August he was dismissed from his posts while Mao Zedong launched the Cultural Revolution, he was brought to be persecuted and then was sent to the May Seventh Cadre Schools to perform manual labour.

[3] Liu's father was terrified of the Cultural Revolution and died of cerebral hemorrhage, and his mother hung herself because she could not endure the humiliation.