According to the enterprise data, TravelSky is an air transport service provider, which covers air passenger transport, aircraft maintenance, aviation catering, aviation media and other fields, and provides air ticket booking, information inquiry, corporate travel and other services. At the same time, two kinds of cabin services, namely Zijin first class and Chenzi business class, were launched on long-distance international routes, focusing on "reclining seats" and "full-process distinguished service".