| The three industrial revolution of human beings makes all walks of society develop rapidly, the urban construction is more and more perfect, people’s scientific and technological level, living standard, economic level and educational level have been significantly improved. More and more people have joined the pace of urbanization, from the countryside to the city, the rural population is decreasing year by year, and the urban population is increasing. With the rapid development of life, the way of life of the public also has a huge change, the rapid development of the city can not be separated from the construction of the city’s public facilities. Mention of the city public facilities cannot ignore the public seating facilities, in the daily activity of city residents during a public seat and cannot do without contact, the public seat not only satisfied with only a chair of the simple function, but more to take into account the shape, material, public seat color, meaning and a series of infrastructure elements. The city’s public seat carrying more designers emotional,more humanistic atmosphere, but also pay more attention to the seat in the material and the shape and friendly environment,the design of public seats also gradually mature.This paper study in-depth that as the pushing forward of the process of industrialization, the contaminated environment problem have become the top issue in the future development of human beings. Consequently, the green and sustainable prospect in further progress and the probability of making us a daily life with low-carbon are environmental problems requiring people’s constant attention. It has always been a eternal topic that people should notice the green and sustainable development to make us a lower-carbon daily life. To be a kind of essential urban design product,the infrastructures of city has became more and more environment friendly. Basing on the above idea, this paper focus on the public chair design of urban infrastructure system, which is a kind of vital landmark of a city’s outlook and is indispensable in a city with humanism. A novel concept is proposed combined with the urban public chairs and the idea of environment protecting, defects and weaknesses of conventional public chairs are raised to stress out that the proposed environment friendly products could serve to public,city and ecotope appropriately and effectively. The humanization, functionality, practicability, safety and compatibility with environment in the design procedure of green urban public chairs are also should be discovered and explored constantly. |