Aerial photo shows a China-Europe cargo train loaded with containers of electronic products and accessories of household appliances leaving for Russia's Vorsino in Nanjing, east China's Jiangsu Province, Jan. 27, 2021. A total of 60,000 twenty-foot equivalent unit (TEU) containers have been shipped from Nanjing to Europe since its maiden journey in 2016. (Xinhua/Li Bo)