“…Planning in this period placed new developments around large, walled work-units, based on the assumption that job and housing balance can be upheld within the work-unit compounds and that various basic functions of daily life can be provided within the work-unit community . After 1979, urban development in Beijing shaped the city into a set of spatially and functionally specialized districts (Chen, 1991;Gaubatz, 1995;Huang, 2004;Quan, 1991): the historic city core supported by extensive preservation efforts; the central built-up area, which hosts much of the rapid developments since the 1980s; the low-density greenbelt zone, which surrounds the urbanized area; the inner suburban development area, which serves as a bedroom community with a lack of mixed uses, employment opportunities, and public transportation services; and the outer suburban area with 14 satellite towns that retain strong ties with the central urban core area 1 (Fig. 1).…”