Photo taken on Sept. 25, 2019 shows the building model placed at the terminal of Daxing International Airport in Beijing, capital of China, Sept. 25, 2019. Beijing's brand new Daxing International Airport opened to flights as a China Southern Airlines flight took off on Wednesday afternoon. Located 46 km south to downtown Beijing, the new aviation hub is shaped like a phoenix spreading its wings. Its passenger throughput and cargo throughput are expected to reach 72 million and 2 million tonnes respectively by 2025, with 620,000 takeoffs and landings. (Xinhua/Zhang Chenlin)