I. Introduction
Despite the overwhelming severity of mass lay-off and unemployment and drop of labor force participation in the entire urban China since the late 1990s, two facts have been observed by scholars. First, the employment in urban area has always expanded in a rather rapid way during the period that is considered the most difficult time of labor market. Second, the growth of urban employment is uneven among regions characterized as the fast-growing region contributing much more to overall employment expansion than moderate-growing region……