A staff member of the Ethiopia-Djibouti railway inspects the ticket of a passenger in Addis Ababa, capital of Ethiopia, on May 11, 2018. The 752-km railway links Ethiopia's capital Addis Ababa and the Red Sea nation of Djibouti. It is one of the many Chinese-built and -funded infrastructure projects that have sprung up on the African continent in recent years. (Xinhua/Lyu Tianran)