CHENGDU, China, Sept. 18, 2019 /PRNewswire/ -- At 9 pm on September 16 Beijing time, Hainan Airline...
PARIS, June 18, 2019 /PRNewswire/ -- On June 18, Paris local time, international air transport rati...
HAIKOU, China, April 24, 2019 /PRNewswire/ -- Hainan Airlines Co., Ltd. (Hainan Airlines)upgraded i...