The roofs of the cities in Taiwan which are homes to many blue colors labors, especially in the big Taipei city, people come from different places have no choice to stay there to fight for their future. Although it is cold in winter, warm in summer in the roof, that is also a place where creates a plenty of civilization creators.
The house roofs of the cities in Taiwan are rented to workers and the people who is under state. Particularly in the roof of Taipei where have many people from other cities who have no choise but hvae to live in sheet metal house. However, many creators of city civilization were also born in sheet metal house which is cold winter and warm summer.