A cake with decorations of Hainan Airlines is presented at a launching ceremony of its new routes at Barajas Airport of Madrid, Spain, on March 22, 2018. Presenting the latest of its new routes for 2018, Hainan Airlines of China on Thursday announced the opening of direct flights between the Spanish capital of Madrid and the southern Chinese city of Shenzhen. (Xinhua/Guo Qiuda)