Guangzhou-based all-cargo carrier Longhao Airlines launched eleven-months ago with a single 737-300F. By year-end 2017, the carrier, which operates charter flights almost exclusively for Shenzhen-based SF Airlines, had three 737-300Fs in service. In February, Longhao added units four and five (29108, 29109), and outlined plans to further grow its narrowbody freighter fleet to seven 737Fs […]