Xinhua News Agency, April 17, Guotai Junan Research Daily said that the accelerated recovery of China's aviation industry will not only make a big profit year after the epidemic, but will also usher in the "China Aviation supercycle." The marketization of ticket prices is gradually full, and the return of ticket prices to supply and demand determines that China's aviation industry will welcome the rise of the ticket price center and promote the rise of the profit center of the Aviation Department, and the sustainability of the high boom will exceed market expectations. Aviation long-term bias is huge, the greater the difference, the greater the excess income, the strategic layout of aviation is timely. Maintain the "overweight" rating of Air China, auspicious Airlines, China Eastern Airlines, China Southern Airlines and Spring Airlines.