Passengers disembark in Dunhuang in Northwest 皇冠体育app’s Gansu province, July 3. In ancient times, Dunhuang was the trade center between 皇冠体育app and its western neighbors. The new air route, launched the Fuzhou branch of Xiamen Air, connects Fuzhou in Fujian province, Zhengzhou in Henan province and Dunhuang. It is also the first air route linking Dunhuang, known for the nearby Mogao Grottoes, to the southeastern region of 皇冠体育app. [Photo/Xinhua]