China today has what are called open cities, special economic zones, and open zones. It is estimated that these cities or areas generate three or more times the income of other places, and they also possess better conditions and facilities than elsewhere in China. For example they are well developed industrial bases, better communication and transportation facilities, and various preferential policies. Four of these special economic zones were established in 1979, in Shenzhen, Zhuhai, Shanton and Xiamen. A further 14 open coastal cities were established in 1984. These include Dahlian, Qingdao, and Qinhuondgao. In 1985 the Chiangjiang and.
