Wang Ming
Together with Shen Zemin and Shen Demin, he returned to China on 14 November 1930, disclosing Comintern's October letter to Wang Ming. By the end of 1930, Chen and Wang among others joined the Chinese Communist Party. In the 1931 Fourth Plenary Session of the Chinese Communist Party, he was an ardent supporter of Wang Ming. In November, he was appointed as the Political Commissar of The Red Fourth Army. Chen took part in a purge of the Red Fourth Army where more than 2,500 officers and men were executed for "counter-revolutionary" activities.