The first London-Yiwu cargo train carrying British products enters China through the Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region, April 24, 2017. The cross-continent freight, loaded with containers carrying products including milk powder and soft drinks, left London, capital of Britain, earlier this month for Yiwu in east China's Zhejiang Pvovince. The 12,000-kilometer journey passes through nine countries in 18 days. (Xinhua/Zhang Yongheng)

Photo taken on April 24, 2017 shows containers full of British products carried by the first London-Yiwu cargo train at the Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region. The cross-continent freight, loaded with containers carrying products including milk powder and soft drinks, left London, capital of Britain, earlier this month for Yiwu in east China's Zhejiang Pvovince. The 12,000-kilometer journey passes through nine countries in 18 days. (Xinhua/Zhang Yongheng)

Photo taken on April 24, 2017 shows containers full of British products carried by the first London-Yiwu cargo train at the Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region. The cross-continent freight, loaded with containers carrying products including milk powder and soft drinks, left London, capital of Britain, earlier this month for Yiwu in east China's Zhejiang Pvovince. The 12,000-kilometer journey passes through nine countries in 18 days. (Xinhua/Zhang Yongheng)