The reporter understands from civil aviaton branch, since October 13, guilin will increase a flight number everyday to Shanghai. As we have learned, this airliner by limited company of Shanghai lucky aviation (Juneyao Airlines Co. , ltd. , the following abbreviation " lucky aviation " ) carry out, takeoff time is in arrived at 17 o'clock everyday between 20 o'clock, every week one, 5, 6, day in Shanghai rainbow bridge the International Airport descends, and every week 2, 3, the four fundamental operations of arithmetic descends in Shanghai Pudong International Airport.