我国沿海、沿江和沿边地区以及内陆省区的许多口岸型城市,如上海、广州、深圳、北海、海口等地,它们扼交通咽喉,有广大腹地相连,是各省区之间的重要贸易通道,其中一部分已成为我国对外开放的窗口和桥梁。但我国各口岸的发展水平很不相同,相当多的口岸城市仍处于开发阶段,发展潜力很大。口岸经济对整体经济具有先导作用,要深化改革和扩大开放,必须首先搞好口岸经济。香港也是一个口岸型的大城市,它已成为亚太地区的交通 Many coastal cities in China’s coastal, coastal and border areas and inland provinces, such as Shanghai, Guangzhou, Shenzhen, Beihai, Haikou and other places, have common throats and have vast hinterlands and are important trade routes between provinces , Some of which have become the window and bridge of our country’s opening to the outside world. However, the development levels of our ports are very different. A considerable number of port cities are still under development and have great potential for development. Port economy plays a leading role in the overall economy. To deepen the reform and expand opening up, we must first of all do a good job in port economy. Hong Kong is also a port-bound megacity, which has become the traffic in the Asia Pacific region