- Tianjin Airlines is an airline based in Tianjin, China. It was founded in 2004 and operates both domestic and international flights. The airline is a subsidiary of HNA Group and is a member of the Hainan Airlines Group. Tianjin Airlines has a fleet of over 100 aircraft, including Airbus A320, A321, and Embraer E190 planes. It serves more than 100 destinations in China as well as several international destinations in Asia and Europe. The airline offers both economy and business class cabins, and provides services such as in-flight meals, entertainment, and comfortable seating.