After his release, he went to Hebei Province, where he was betrayed, captured a second time and imprisoned in Beiping alongside An Ziwen and Bo Yibo.
In September 1936, he was rescued from prison by the underground organization of the CCP and dispatched to the Suidong area to carry out work against the Empire of Japan.
Due to being wanted by the government of the Republic of China, he was transferred to the position of Deputy Secretary of the Tianjin Municipal Committee of the CCP.
[2][better source needed] At the start of the Second Sino-Japanese War, Liu Lantao returned to the Shaan Gan Ning Border Region and successively served as the Deputy Minister of the Propaganda Department of the Shaan Gan Ning Special Zone Party Committee, Secretary of the Suide Special Committee of the CCP, and Minister of United Front Work;In 1938, he was transferred to the Shanxi-Chahar-Hebei border area, and successively served as the secretary of the Party Committee of Beiyue District of Shanxi-Chahar-Hebei, deputy secretary of the Central Committee of the Shanxi-Chahar-Hebei Branch, and deputy political commissar of the Shanxi-Chahar-Hebei Military Region, assisted Peng Zhen and Nie Rongzhen, and participated in leading the construction of anti-Japanese base areas in Shanxi-Chahar-Hebei and the anti-" mopping up "struggle.
[2][better source needed] In 1954, after the revocation of the Great Administrative Region, Liu Lantao was appointed as the Deputy General Secretary of the Chinese Communist Party, assisting Deng Xiaoping, the General Secretary of the Chinese Communist Party, in his work; In September of that year, he was elected as a member of the Standing Committee of the First National People's Congress and chairman of the Budget Committee.