在过去三十年中，中国的公路、铁路、机场和通讯系统建设刺激了贸易，吸引了投资，并通过将中国内陆西部和南部省份与更繁荣的东部沿海城市连接起来降低了地区差异。
Over the last three decades, the construction of roads, railways, ports, airports, and telecommunications systems in China has fostered trade, attracted investment, and, by linking the country’s land-locked western and southern provinces to its more prosperous coastal areas, helped to reduce regional disparities.