17-Jun-2013 12:58 PMGuangzhou Baiyun Airport pax up 12%, cargo up 5% in May-2013China's Guangzhou Baiyun Airport passenger numbers up 12% - traffic highlights for May-2013: Passenger numbers: 4.3 million, +11.9% year-on-year; Cargo volume: 110,558 tonnes, +4.7%; Freight: 105,579, +4.0%; Mail: 4979, +22.1%; Aircraft movements: 32,475, +6.8%.