Urbanization and industrialization have achieved great promotion since market economy was adopted last century in China. City, the most important carrier to support urbanization, of course, realizes quality and quantity optimization on production factors such as population, land and capital. Whereas, housing inequality becomes serious due to urban-rural dual structure during urbanization. People pay more attention to floating population urban housing problems than before. Based on new-type urbanization, the paper firstly analyzes indemnificatory housing's difficulty in construction as well as its implement and combines the reality of commercial residential building in stock, utilization to justify the rationality of housing vouchers policy. Finally, for the sake of easing urban housing problems, the paper puts up an idea and constructs floating population urban housing purchase system via housing vouchers, where containing housing vouchers financial channels, subsidy objects and cash approaches.