Since the early 1930s, he has been working with Kim Il Sung as a military surgeon in the guerrilla army, and is the "first generation of revolution"[This quote needs a citation] that passed through the 88th International Brigade of the Northeast Anti-Japanese Army and the Soviet Far East.
In 1945, he became Secretary of the Ping An South Road[clarification needed] of the Communist Party of Korea.
In April 1947, invited by Zhou Baozhong to serve as an officer in Antu County, Jilin Province.
He served as chairman of the Kangwon Province Party Committee, and in December 1950 lost his footing and was criticized together with Wu Ting, Jin Yi, and Cui Guang.
He was appointed ambassador to Albania in May 1957, Secretary of the Standing Committee of the Supreme People's Congress and ambassador to Bulgaria in October 1962, Minister of the Workers' Party of Korea in 1963, Criticism of Lost Foot[clarification needed] in 1967, Secretary of the Central People's Committee [ja] (the predecessor of the Cabinet of North Korea) in December 1972 Chief, Member of the Party Central Committee and Party Political Bureau in October 1980 following the decision of the 6th Congress of the Workers' Party of Korea.