The film tells about the operation of such complex, energy-rich structures as a dining car and a cafe car, shows the work of voyage crews and the arrangement of carriages. The film includes the following filming: passengers in the dining car of a passenger train, waiters during the service of passengers, the work of kitchen workers in the dining car. General view of the salon of the cafe car. The director of the dining car talks about the equipment and technical equipment of the dining car and the cafe car (synchronously), demonstrates the operation of the equipment, the electromechanic checks the operation of the instruments, signs documents for the acceptance of the dining car with all its facilities. Loading food into the restaurant car, drawing up a menu, receiving the restaurant car by a sanitary doctor, preparing food in the kitchen, serving passengers in the buffet of the restaurant-cafe.