Chinese border policemen check vehicles ready to pass the Karasu port in Tajik Autonomous County of Taxkorgan, northwest China's Xinjiang Uygur Autonomous Region, on June 11, 2019. With the Belt and Road Initiative, trade between China and Tajikistan has continued to develop. The Karasu port between the two countries has seen large quantities of goods cleared by customs every year. (Xinhua/Huang Huan)