The new infrastructure is further boosting productivity. A 350km/hour bullet train has cut the travel time of the journey to Shanghai from five hours to a shade over one hour, while a deep-water channel is being built along the Yangtze to allow 50,000-tonne ships access to Nanjing from the East China Sea. 新建的基础设施进一步提高了生产力。 一条350公里/小时的子弹列车将上海之旅的旅行时间从五小时缩短到一小时，同时沿长江建设一条深水航道，允许5万吨级船舶从东海进入南京 。