北朝鮮労働党
In 1946, Han became a member of the first Central Committee of the Workers' Party of North Korea. He maintained the post in the party and its successor, the Central Committee of the Workers' Party of Korea, until 1969. Han became the minister of education in May 1956 and retained his post as the chairman of the Writers' Union. During his ministerial career, Han initiated a campaign to diminish the importance of Russian language teaching in North Korean colleges in the spring of 1956. He also started to enlist writers with a proletarian background.