International Air Transport Association: China's four major airlines join flight data exchange project.

According to the International Air Transport Association, China Eastern Airlines has announced its participation in the IATA Flight Information Interchange Program. With this, the program now includes all four major airlines in China - Air China, China Eastern Airlines, China Southern Airlines, and Hainan Airlines, marking an important step forward in the promotion of the program in the Chinese market. With the participation of the four major Chinese airlines in the flight information interchange program, the program now covers over 75% of the capacity of China's civil aviation industry.