The formation and development of the city following the progress of human civilization, development mode and direction of cities in different historical periods are identical. Stepping into the 21st century, the development of cities depends on and humanistic factors. On June 2009, the 《Beijing Charter》 put the historical and cultural protection into city overall planning, but also had a request for protection of historical monuments and city development content, method and operation .In a citymechanism of the benign development through analytical, this article points out humanistic factors as a kind of resources following urban development, playing "recessive" and irreplaceable function in the process of urban development, is a driving force of the development of urban again with DNA.. Nowadays, people in their pursuit of substance civilization, show more and more interest in history of urban culture, so it is a natural regression after the modernization construction of over 20 years. Thus, in the urban construction, people must pay attention to developing urban culture, training the city spirit and city image to improve the quality of citizens；Especially it should attach importance to the study of the city's own characteristics, to stand out the development of the local characteristics and national style, combine the characteristics culture and modern atmosphere, form its humanitarian breath, creating new breakthrough for the development of cities.
Keywords: urban development, Humanistic factors, Hangzhou
