Kammala wannan jumla: A watan Nuwambar 1929 an tura shi zuwa iyakar kasar Sin saboda
Rikicin Sin da Soviet. An kashe kwamandan kamfaninsa a lokacin yakin farko, don haka Beloborodov ya dauki umurnin. Ya yi nasarar jagorantar kamfanin a cikin yaƙe-yaƙe da yawa kuma don yin hakan an ba shi lambar yabo ta farko ta Red Banner. Bayan karshen rikici ya kasance a cikin umurnin kamfanin har shekara guda. A shekara ta 1933 ya shiga makarantar soja ta Frunze, wanda ya kammala karatunsa a 1936, bayan haka aka nada shi mataimakin shugaban sashen aiki na ma'aikatan sashen 66 na Rifle a Gabas ta Tsakiya. Ya zama Shugaban Ma'aikatan Ayyuka na Rundunar Rifle ta 31 a watan Maris na 1939. A watan Yuni na wannan shekarar an sanya shi Shugaban Ma'aikata na 43rd Rifle Corps. A farkon watanni shida na 1941 shi ne shugaban sashen horar da sojoji na Gabas ta Tsakiya.