The project is located in the big city named Harbin, the capital of Heilongjang, in the northeast of China. The location is characterized by harsh weather and the 9 million hab. live in its territory with temperatures that reach bellow -40°C in winter season and the average up to 23°C in summer time. Based on this context, the architectural development proposes to introduce new technologies in the field of glass and facade systems, thus solving the biggest task of the facade design. The building consists of n°4 new towers, one hotel and three residence blocks.