The film tells about the restructuring of the national economy of South Yakutia, the creation of the South Yakutsk territorial industrial complex on the basis of the South Yakutsk coal complex in the city of Neryungri. The city of Neryungri, landscapes of the taiga, coal mining in a coal mine, production processes at the processing plant, the work of geologists in the taiga, the movement of cars along the highway, the fauna and flora of the taiga, the type of state district power station (regional thermal power plant), the movement of the train. Children at a puppet show, residents of Neryungri in shops, at the stadium; national Yakut wrestling, performances of amateur artists, production processes at a house-building plant, the beginning of a new academic year at schools in Neryungri.