A Chinese border policeman (1st L) introduces entry-exit related matters to drivers from Tajikistan in Karasu port, northwest China's Xinjiang Uygur Autonomous Region, June 11, 2019. With the Belt and Road Initiative, the trade between Xinjiang, Kyrgyzstan and Tajikistan has continued to develop. On the southern border of Xinjiang, three ports, Turugart, Erkeshtam and Karasu, between China and Kyrgyzstan and Tajikistan, saw large quantities of goods cleared by customs every year. (Xinhua/Huang Huan)