改革开放30多年来，中国从无到有，建设了世界上最大的高速公路网络；架设了众多全球技术难度最高的桥梁；建成了世界最长的高速铁路里程，它的长度甚至超越了全球其他地区的总和；在中国的海岸线上，世界吞吐量排名前十的港口，就有七个位于中国。 （英语）for more than 30 years since the reform and opening-up, china has built the world’s largest expressway network, a number of bridges representing top technologies, and the world’s longest high-speed railway system that exceeds the world’s total mileage. seven of the world’s top 10 ports, in terms of handling capacity, rest along china’s coastal line.