Kazan organic synthesis plant. Presentation of the Order of the October Revolution to the staff of the plant. Plot about the delegates of the XXIV Congress of the CPSU. The driver of the passenger train of the Yudinsky depot G. Kuptsov in the cabin of the locomotive. Train "Moscow-Barnaul" at the station in motion. Boarding passengers, loading a mail car. Checking the composition. Traffic lights. The movement of trains in the daytime and at night. Preparing for spring sowing in the Chuvash collective farm "Yunga". Field breeder Raisa Saldakaeva at work. Tataria. Kazan city. Territory, building, premises of combined heat and power plant-3. Construction of a new unit. Kazan river port. Preparation of ships for navigation. Cargo handling. Mordovia. The city of Saransk. People's Artist of Mordovia M. Antonova receives a diploma of the laureate of the State Prize of Mordovia, sings on stage (synchronously).