A passenger from South Korea (L) have his passport checked in Xiamen, southeast China's Fujian Province, April 2, 2015. The first group of passengers with a 72-hour visa-free stay in Xiamen reached Xiamen Gaoqi International Airport Thursday. Xiamen started to allow 72-hour transit visa exemptions for foreign nationals from 51 countries and regions from Wednesday. (Xinhua/Lin Shanchuan)