Hainan Airlines celebrates 10th anniversary of Berlin-Beijing direct flight

A working staff of Hainan Airlines helps a passenger check in the flight from Berlin to Beijing at Berlin Tegel Airport in Berlin, capital of Germany, Sept. 5, 2018. China's Hainan Airlines celebrated here on Wednesday the 10th anniversary of its direct flight between Berlin and Beijing together with Berlin Tegel Airport. (Xinhua/Shan Yuqi)