China's first home-grown large amphibious aircraft AG600 taxies on a runway at the airport in Zhuhai, south China's Guangdong Province, Dec. 22, 2017. The passenger throughput of Zhuhai airport, which is expected to be 9.2 million this year, has broken through nine million recently. It is the first time for the airport to see its annual passenger throughput surpass nine million. (Xinhua/Liang Xu)