1843年开埠以后的上海,凭借优越的区位优势,在租界扩张的带动下,城市空间因工商业的发展和人口增长而向外拓展,城市化进程不断加快。作为城市化的重要结果,周边地区逐渐被纳入上海城市的发展之中,与城区关系日益密切。与此同时,随着上海城市的发展,城区范围日渐突破原有的上海县界限,城 After its opening in 1843, Shanghai, with its superior geographical advantages, driven by the expansion of the concession, urban space expanded outward due to the development of industry and commerce and population growth, and the process of urbanization continued to accelerate. As an important result of urbanization, the surrounding areas are gradually incorporated into the development of Shanghai’s urban areas and become increasingly close to the urban areas. At the same time, with the development of Shanghai’s urban area, the urban area gradually breaks through the original boundary of Shanghai County.