Construction of the Khabarovsk CHPP-3 (heating plant). Magadan repair and technical plant. Manufacturing processes in the foundry. Master molder V. Dorosh at work. Vladivostok city. Sea port. Vessels at the berths. Preparing to sail on the research vessel "Akademik Vinogradov". The head of the expedition B. V. Preobrazhensky gives interviews (synchronously). Ship at sea. Yachts at sea. Young yachtsmen operate yachts.