Staff members pose for group photos in front of the test flight at the Daochengyading Airport in Daocheng county of the Tibetan Autonomous Prefecture of Garze, Southwest China's Sichuan Province, November 23, 2012. The first test flight of the airport successfully landed Friday. With the height of 4,411 meters above sea level, the Daochengyading Airport becomes the highest civil airport in the world. (Xinhua/Xue Yubin) |