Responding to rising trade volumes, Zhengzhou, a business and logistic center in Central China, has started rail service to Hamburg, Germany.   The train takes 18 days to make the 10,214-kilometer trip, but that's more than twice as fast as maritime transport. It can also effectively save 80 percent of the cost compared with air shipments, and it's about $489 cheaper on average compared with road transportation, which is a major incentive for the Eurasian Land Bridge, also dubbed New ...