A Wing-In-Ground (WIG) aircraft called "Angel Bird" flies during a trial flight in Nanjing, East China's Jiangsu province, April 23, 2010. The aircraft, developed by Jiangsu Hengchuan Group with independent intellectual property rights, is 10.7 meters wide, 12.6 meters long and 3.5 meters high, Xinhua reported. [Photo/Xinhua] |