We analysis the history period of Urban New-generation Immigrants, and put forward the conception of this youth group, extracting its "double marginalized people, farmers' ally" typical group characteristics.Our team through the data estimate the size of Urban New-generation Immigrants, and introduce the three typical group .We analysis the future development of Urban New-generation Immigrants, and think they are the power of the Chinese society. Finally, the article sent out six declaration, include integrating into the city , participating in the political and having the right words and so on. <<