An examination of China's economic development since 1949, with special emphasis on the economic transition of the last two decades of the 20th century and the role of special economic zones in this gradually evolving process. Various issues concerning the formation of the zones are explored. The performance of the zones and their impacts on the Chinese economy and the transitional path are assessed in aspects such as economic growth, structural changes, investment financing, employment and wages, technology transfers and learning, productivity gains, standards of living, trade expansion and the changing pattern of foreign investment. The implications of the special economic zones as a policy instrument to facilitate the process of economic transition and development, as well as the relevant policy issues, are examined.