A freight train departs from a logistics base in Lianyungang, east China's Jiangsu Province, Aug. 23, 2020. Lianyungang saw 370 China-Europe freight trains in the first seven months of 2020, up 43.97 percent year on year. During the COVID-19 pandemic, the freight trains have played an important role in helping stabilize the international logistics supply chain. [Photo/Xinhua]