“…On the one hand, metropolitan areas with official city status have experienced an urbanization process under direct sponsorship of the state in terms of either development policies or direct fiscal support (Shen, 2006;Shen et al, 2002). On the other hand, the urbanization process in a considerable number of small towns and villages is characterized by a trajectory of "urbanization from below" (Cui & Ma, 1999;Ma & Fan, 1994;Ma & Lin, 1993), during which there is a significant transition from an agricultural-based economic structure to increasing industrial production, business and services, while in the meantime the largest proportion of labor force in the secondary and tertiary sectors continues to be legally categorized as agricultural population within the persisting hukou system (Shen, 2006).…”