The film was shot by order of the Ministry of Railways and is dedicated to the economic reform at the Gorky branch of the railway. Gorky Region. Gorky branch of railways. The movement of freight trains. Control room. Locomotive depots. Sorting hills. Formation of compositions. Planning and economic department of the road. Computing center. Railway workers at work. Station Gorky-Sortirovochny. Station Zeletsino. River port of Gorky. Loading and unloading operations in the port.