Kammala jumla mai zuwa: Cherepanov ya koma Tarayyar Soviet a 1927, bayan mutuwar Sun a 1925 da kuma lalacewar dangantaka tsakanin Sin da Soviet tare da sabon shugaban Kuomintang, Chiang Kai-shek. (Duk da ci gaba da taimakon Soviet ga Kuomintang, Chiang mai adawa da kwaminisanci ya shirya kisan kiyashi na kwaminisanci a Shanghai kuma ya kori masu ba da shawara na Soviet.) Cherepanov ya shiga cikin
1929 Soviet shiga tsakani a cikin Inner Manchuria a matsayin kwamandan Rundunar Sojoji ta 39th Rifle Division a cikin Soviet Far East.