View of the destroyed railway tracks on the Chinese Eastern Railway (CER), railway bridges across rivers, broken steam locomotives. Restoration work on sections of the CER. The signing in the Kremlin in 1950 of the Soviet-Chinese treaty of friendship, alliance and mutual assistance. Among those present at the signing: JV Stalin, VM Molotov, Mao Tse-tung, Chou En-lai, KE Voroshilov and others. Meeting of the Board of the Sino-Soviet Society of the CER (Chinese Changchun Railway). The signing of an agreement on the transfer by the Soviet Union to China of its rights to the CER. Assistance of Soviet specialists in the work on the restoration of the CER, training of personnel for railway transport. Views of Harbin. Arrival of Chou En-lai in Harbin. Joint meeting of Soviet and Chinese employees of the CER. Zhou En-lai presents Chinese government awards to Soviet railroad workers.